{"id":13054,"date":"2025-05-30T19:53:31","date_gmt":"2025-05-30T12:53:31","guid":{"rendered":"https:\/\/www.ckconitsha.com\/vn\/?p=13054"},"modified":"2025-07-01T13:50:04","modified_gmt":"2025-07-01T06:50:04","slug":"dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative","status":"publish","type":"post","link":"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/","title":{"rendered":"\u0110\u1ecbnh l\u01b0\u1ee3ng v\u00e0 \u0111\u1ecbnh t\u00ednh l\u00e0 g\u00ec? Ph\u01b0\u01a1ng ph\u00e1p nghi\u00ean c\u1ee9u d\u1eef li\u1ec7u Quantitative v\u00e0 Qualitative"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_79_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Dinh_luong_Quantification\" >\u0110\u1ecbnh l\u01b0\u1ee3ng (Quantification)<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Du_lieu_dinh_luong_la_gi\" >D\u1eef li\u1ec7u \u0111\u1ecbnh l\u01b0\u1ee3ng l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Ky_thuat_phan_tich_du_lieu_dinh_luong\" >K\u1ef9 thu\u1eadt ph\u00e2n t\u00edch d\u1eef li\u1ec7u \u0111\u1ecbnh l\u01b0\u1ee3ng<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Thong_ke_mo_ta\" >Th\u1ed1ng k\u00ea m\u00f4 t\u1ea3<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Thong_ke_suy_luan\" >Th\u1ed1ng k\u00ea suy lu\u1eadn<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Phuong_phap_thu_thap_du_lieu_dinh_luong\" >Ph\u01b0\u01a1ng ph\u00e1p thu th\u1eadp d\u1eef li\u1ec7u \u0111\u1ecbnh l\u01b0\u1ee3ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Uu_%E2%80%93_nhuoc_diem_cua_nghien_cuu_dinh_luong\" >\u01afu \u2013 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a nghi\u00ean c\u1ee9u \u0111\u1ecbnh l\u01b0\u1ee3ng<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Uu_diem_cua_nghien_cuu_dinh_luong\" >\u01afu \u0111i\u1ec3m c\u1ee7a nghi\u00ean c\u1ee9u \u0111\u1ecbnh l\u01b0\u1ee3ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Nhuoc_diem_cua_nghien_cuu_dinh_luong\" >Nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a nghi\u00ean c\u1ee9u \u0111\u1ecbnh l\u01b0\u1ee3ng<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Dinh_tinh_Qualitative\" >\u0110\u1ecbnh t\u00ednh (Qualitative)<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Du_lieu_dinh_tinh_la_gi\" >D\u1eef li\u1ec7u \u0111\u1ecbnh t\u00ednh l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Ky_thuat_phan_tich_du_lieu_dinh_tinh\" >K\u1ef9 thu\u1eadt ph\u00e2n t\u00edch d\u1eef li\u1ec7u \u0111\u1ecbnh t\u00ednh<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Ly_thuyet_noi_dung_Content_theory_%E2%80%93_CT\" >L\u00fd thuy\u1ebft n\u1ed9i dung (Content theory \u2013 CT)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Ly_thuyet_nen_tang_Grounded_theory_%E2%80%93_GT\" >L\u00fd thuy\u1ebft n\u1ec1n t\u1ea3ng (Grounded theory \u2013 GT)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Phan_tich_theo_chu_de_Thematic_analysis_%E2%80%93_TA\" >Ph\u00e2n t\u00edch theo ch\u1ee7 \u0111\u1ec1 (Thematic analysis \u2013 TA)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Phan_tich_bien_luan_Discourse_analysis_%E2%80%93_DA\" >Ph\u00e2n t\u00edch bi\u1ec7n lu\u1eadn (Discourse analysis \u2013 DA)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Phuong_phap_thu_thap_du_lieu_dinh_tinh\" >Ph\u01b0\u01a1ng ph\u00e1p thu th\u1eadp d\u1eef li\u1ec7u \u0111\u1ecbnh t\u00ednh<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Phong_van_sau\" >Ph\u1ecfng v\u1ea5n s\u00e2u<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Thao_luan_nhom_tap_trung_Focus_Group\" >Th\u1ea3o lu\u1eadn nh\u00f3m t\u1eadp trung (Focus Group)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Quan_sat_Thuc_dia_Field_Observation\" >Quan s\u00e1t Th\u1ef1c \u0111\u1ecba (Field Observation)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Phan_tich_tai_lieu_va_noi_dung\" >Ph\u00e2n t\u00edch t\u00e0i li\u1ec7u v\u00e0 n\u1ed9i dung<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Uu_%E2%80%93_nhuoc_diem_cua_nghien_cuu_dinh_tinh\" >\u01afu \u2013 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a nghi\u00ean c\u1ee9u \u0111\u1ecbnh t\u00ednh<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Quy_trinh_nghien_cuu_dinh_luong_va_dinh_tinh\" >Quy tr\u00ecnh nghi\u00ean c\u1ee9u \u0111\u1ecbnh l\u01b0\u1ee3ng v\u00e0 \u0111\u1ecbnh t\u00ednh<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Buoc_1_Xac_dinh_van_de_nghien_cuu\" >B\u01b0\u1edbc 1: X\u00e1c \u0111\u1ecbnh v\u1ea5n \u0111\u1ec1 nghi\u00ean c\u1ee9u<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Buoc_2_Nghien_cuu_tai_lieu\" >B\u01b0\u1edbc 2: Nghi\u00ean c\u1ee9u t\u00e0i li\u1ec7u<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Buoc_3_Lua_chon_phuong_phap_nghien_cuu\" >B\u01b0\u1edbc 3: L\u1ef1a ch\u1ecdn ph\u01b0\u01a1ng ph\u00e1p nghi\u00ean c\u1ee9u<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Buoc_4_Thu_thap_du_lieu\" >B\u01b0\u1edbc 4: Thu th\u1eadp d\u1eef li\u1ec7u<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Buoc_5_Phan_tich_du_lieu\" >B\u01b0\u1edbc 5: Ph\u00e2n t\u00edch d\u1eef li\u1ec7u<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Buoc_6_Dien_dat_ket_qua_nghien_cuu\" >B\u01b0\u1edbc 6: Di\u1ec5n \u0111\u1ea1t k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-30\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Buoc_7_Rut_ra_ket_luan\" >B\u01b0\u1edbc 7: R\u00fat ra k\u1ebft lu\u1eadn<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-31\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Phan_biet_dinh_luong_va_dinh_tinh_khac_nhau_nhu_the_nao\" >Ph\u00e2n bi\u1ec7t \u0111\u1ecbnh l\u01b0\u1ee3ng v\u00e0 \u0111\u1ecbnh t\u00ednh kh\u00e1c nhau nh\u01b0 th\u1ebf n\u00e0o?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-32\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Vi_du_dinh_tinh_va_dinh_luong_ung_dung_trong_cac_linh_vuc\" >V\u00ed d\u1ee5 \u0111\u1ecbnh t\u00ednh v\u00e0 \u0111\u1ecbnh l\u01b0\u1ee3ng \u1ee9ng d\u1ee5ng trong c\u00e1c l\u0129nh v\u1ef1c<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-33\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Vi_du_dinh_tinh_va_dinh_luong_trong_linh_vuc_chuyen_doi_so_cong\" >V\u00ed d\u1ee5 \u0111\u1ecbnh t\u00ednh v\u00e0 \u0111\u1ecbnh l\u01b0\u1ee3ng trong l\u0129nh v\u1ef1c chuy\u1ec3n \u0111\u1ed5i s\u1ed1 c\u00f4ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-34\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Vi_du_dinh_tinh_va_dinh_luong_trong_linh_vuc_giao_duc_dai_hoc\" >V\u00ed d\u1ee5 \u0111\u1ecbnh t\u00ednh v\u00e0 \u0111\u1ecbnh l\u01b0\u1ee3ng trong l\u0129nh v\u1ef1c gi\u00e1o d\u1ee5c \u0111\u1ea1i h\u1ecdc<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-35\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Vi_du_dinh_tinh_va_dinh_luong_trong_linh_vuc_tai_chinh\" >V\u00ed d\u1ee5 \u0111\u1ecbnh t\u00ednh v\u00e0 \u0111\u1ecbnh l\u01b0\u1ee3ng trong l\u0129nh v\u1ef1c t\u00e0i ch\u00ednh<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-36\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Vi_du_dinh_tinh_va_dinh_luong_trong_linh_vuc_san_xuat_nuoc_tinh_khiet\" >V\u00ed d\u1ee5 \u0111\u1ecbnh t\u00ednh v\u00e0 \u0111\u1ecbnh l\u01b0\u1ee3ng trong l\u0129nh v\u1ef1c s\u1ea3n xu\u1ea5t n\u01b0\u1edbc tinh khi\u1ebft<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-37\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Vi_du_phan_biet_bien_dinh_tinh_va_bien_dinh_luong\" >V\u00ed d\u1ee5 ph\u00e2n bi\u1ec7t bi\u1ebfn \u0111\u1ecbnh t\u00ednh v\u00e0 bi\u1ebfn \u0111\u1ecbnh l\u01b0\u1ee3ng<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-38\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Bien_dinh_tinh_Qualitative_Variables\" >Bi\u1ebfn \u0111\u1ecbnh t\u00ednh (Qualitative Variables):<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-39\" href=\"https:\/\/www.ckconitsha.com\/vn\/dinh-luong-va-dinh-tinh-la-gi-phuong-phap-nghien-cuu-du-lieu-quantitative-va-qualitative\/#Bien_dinh_luong_Quantitative_Variables\" >Bi\u1ebfn \u0111\u1ecbnh l\u01b0\u1ee3ng (Quantitative Variables):<\/a><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<p>.sl-table-content ol{counter-reset: item!important;}#tocDiv &gt; ol &gt; li::before{content: counter(item)&#8221;. &#8220;!important;}#tocDiv li { display: block!important;}.sl-table-content #tocList li::before{content: counters(item, &#8220;.&#8221;) &#8221; &#8220;; counter-increment: item!important;}.sl-table-content h2,h3 a{color:blue;}<\/p>\n<p style=\"text-align: justify\">Market Research \u0111\u01b0\u1ee3c chia l\u00e0m 2 d\u1ea1ng ch\u00ednh: Nghi\u00ean c\u1ee9u \u0111\u1ecbnh l\u01b0\u1ee3ng (Quantitative Research) v\u00e0 Nghi\u00ean c\u1ee9u \u0111\u1ecbnh t\u00ednh (Qualitative Research). S\u1ef1 kh\u00e1c bi\u1ec7t ch\u00ednh gi\u1eefa nghi\u00ean c\u1ee9u \u0111\u1ecbnh l\u01b0\u1ee3ng v\u00e0 \u0111\u1ecbnh t\u00ednh l\u00e0 lo\u1ea1i d\u1eef li\u1ec7u h\u1ecd thu th\u1eadp v\u00e0 ph\u00e2n t\u00edch.<\/p>\n<h2 id=\"dinh-luong-quantification\" style=\"text-align: justify\"><span class=\"ez-toc-section\" id=\"Dinh_luong_Quantification\"><\/span>\u0110\u1ecbnh l\u01b0\u1ee3ng (Quantification)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: justify\">\u0110\u1ecbnh l\u01b0\u1ee3ng\u00a0(Quantification) l\u00e0 qu\u00e1 tr\u00ecnh thu th\u1eadp v\u00e0 ph\u00e2n t\u00edch d\u1eef li\u1ec7u d\u01b0\u1edbi d\u1ea1ng s\u1ed1 li\u1ec7u nh\u1eb1m \u0111o l\u01b0\u1eddng m\u1ed9t hi\u1ec7n t\u01b0\u1ee3ng, s\u1ef1 ki\u1ec7n ho\u1eb7c v\u1ea5n \u0111\u1ec1 c\u1ee5 th\u1ec3, v\u1edbi \u0111\u1eb7c \u0111i\u1ec3m ch\u00ednh bao g\u1ed3m: kh\u1ea3 n\u0103ng \u0111o l\u01b0\u1eddng ch\u00ednh x\u00e1c, t\u00ednh kh\u00e1ch quan cao, d\u1ec5 so s\u00e1nh v\u00e0 ph\u00e2n t\u00edch b\u1eb1ng c\u00e1c c\u00f4ng c\u1ee5 th\u1ed1ng k\u00ea. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y th\u01b0\u1eddng \u00e1p d\u1ee5ng cho m\u1eabu l\u1edbn, gi\u00fap x\u00e1c \u0111\u1ecbnh m\u1ed1i quan h\u1ec7 nh\u00e2n qu\u1ea3 v\u00e0 xu h\u01b0\u1edbng m\u1ed9t c\u00e1ch r\u00f5 r\u00e0ng. K\u1ebft qu\u1ea3 \u0111\u1ecbnh l\u01b0\u1ee3ng mang t\u00ednh t\u1ed5ng qu\u00e1t, ph\u00f9 h\u1ee3p \u0111\u1ec3 gi\u1ea3i quy\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 c\u1ea7n s\u1ef1 ch\u00ednh x\u00e1c v\u00e0 ki\u1ec3m ch\u1ee9ng d\u1eef li\u1ec7u.<\/p>\n<p style=\"text-align: justify\">\u1ee8ng d\u1ee5ng \u0111\u1ecbnh l\u01b0\u1ee3ng:<\/p>\n<ul>\n<li style=\"text-align: justify\">Trong kinh doanh: \u0110o l\u01b0\u1eddng hi\u1ec7u qu\u1ea3 t\u00e0i ch\u00ednh, doanh s\u1ed1\u00a0v\u00e0 m\u1ee9c \u0111\u1ed9 h\u00e0i l\u00f2ng kh\u00e1ch h\u00e0ng.<\/li>\n<li style=\"text-align: justify\">Trong Marketing:\u00a0Ph\u00e2n t\u00edch hi\u1ec7u su\u1ea5t c\u00e1c chi\u1ebfn d\u1ecbch qua c\u00e1c ch\u1ec9 s\u1ed1 ROI, CTR.<\/li>\n<li style=\"text-align: justify\">Trong khoa h\u1ecdc:\u00a0Ki\u1ec3m tra gi\u1ea3 thuy\u1ebft v\u00e0 r\u00fat ra k\u1ebft lu\u1eadn tr\u00ean c\u01a1 s\u1edf d\u1eef li\u1ec7u l\u1edbn.<\/li>\n<\/ul>\n<p id=\"nghien-cuu-dinh-luong-la-gi\" style=\"text-align: justify\">Nghi\u00ean c\u1ee9u \u0111\u1ecbnh l\u01b0\u1ee3ng l\u00e0 g\u00ec?<\/p>\n<p style=\"text-align: justify\">Nghi\u00ean c\u1ee9u \u0111\u1ecbnh l\u01b0\u1ee3ng (Quantitative Research) l\u00e0 ph\u01b0\u01a1ng ph\u00e1p nghi\u00ean c\u1ee9u s\u1eed d\u1ee5ng d\u1eef li\u1ec7u s\u1ed1 li\u1ec7u \u0111\u1ec3 thu th\u1eadp th\u00f4ng tin v\u00e0 ki\u1ec3m tra gi\u1ea3 thuy\u1ebft. Thay v\u00ec th\u0103m d\u00f2 \u00fd ngh\u0129a ch\u1ee7 quan b\u1eb1ng c\u00e2u h\u1ecfi nh\u01b0 \u201cl\u00e0m th\u1ebf n\u00e0o?\u201d v\u00e0 &#8220;t\u1ea1i sao?&#8221; nghi\u00ean c\u1ee9u \u0111\u1ecbnh l\u01b0\u1ee3ng cung c\u1ea5p nh\u1eefng gi\u1ea3i th\u00edch nh\u00e2n qu\u1ea3 ch\u00ednh x\u00e1c c\u00f3 th\u1ec3 \u0111o l\u01b0\u1eddng v\u00e0 truy\u1ec1n \u0111\u1ea1t b\u1eb1ng to\u00e1n h\u1ecdc.<\/p>\n<p style=\"text-align: justify\">Nghi\u00ean c\u1ee9u \u0111\u1ecbnh l\u01b0\u1ee3ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c ti\u1ebfn h\u00e0nh trong m\u1ed9t m\u00f4i tr\u01b0\u1eddng \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t. Thay v\u00ec \u0111\u1ea1t \u0111\u01b0\u1ee3c c\u00e1i nh\u00ecn s\u00e2u s\u1eafc ho\u1eb7c hi\u1ec3u bi\u1ebft v\u1ec1 m\u1ed9t v\u1ea5n \u0111\u1ec1 ch\u1ee7 quan, ph\u1ee5 thu\u1ed9c v\u00e0o b\u1ed1i c\u1ea3nh nh\u01b0 tr\u01b0\u1eddng h\u1ee3p nghi\u00ean c\u1ee9u \u0111\u1ecbnh t\u00ednh, m\u1ee5c ti\u00eau c\u1ee7a nghi\u00ean c\u1ee9u \u0111\u1ecbnh l\u01b0\u1ee3ng l\u00e0 thu th\u1eadp th\u00f4ng tin kh\u00e1ch quan, kh\u00e1i qu\u00e1t h\u00f3a k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u, \u0111\u01b0a ra k\u1ebft lu\u1eadn ch\u00ednh x\u00e1c v\u00e0 c\u00f3 th\u1ec3 ki\u1ec3m ch\u1ee9ng \u0111\u01b0\u1ee3c.<\/p>\n<h3 id=\"du-lieu-dinh-luong-la-gi\" style=\"text-align: justify\"><span class=\"ez-toc-section\" id=\"Du_lieu_dinh_luong_la_gi\"><\/span>D\u1eef li\u1ec7u \u0111\u1ecbnh l\u01b0\u1ee3ng l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify\">D\u1eef li\u1ec7u \u0111\u1ecbnh l\u01b0\u1ee3ng (Quantitative data) l\u00e0 lo\u1ea1i d\u1eef li\u1ec7u c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111o l\u01b0\u1eddng v\u00e0 bi\u1ec3u di\u1ec5n th\u00f4ng qua s\u1ed1 l\u01b0\u1ee3ng, bao g\u1ed3m b\u1ea5t k\u1ef3 th\u00f4ng tin n\u00e0o c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111\u1ebfm ho\u1eb7c \u0111o l\u01b0\u1eddng, cho ph\u00e9p c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u thu \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 c\u00f3 th\u1ec3 so s\u00e1nh v\u00e0 t\u00ednh to\u00e1n \u0111\u01b0\u1ee3c. D\u1eef li\u1ec7u n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh m\u1ed1i quan h\u1ec7, m\u1ee9c \u0111\u1ed9 ch\u00eanh l\u1ec7ch, ho\u1eb7c c\u00e1c xu h\u01b0\u1edbng s\u1ed1 l\u01b0\u1ee3ng.<\/p>\n<p style=\"text-align: justify\">C\u00f3 hai lo\u1ea1i ch\u00ednh c\u1ee7a d\u1eef li\u1ec7u \u0111\u1ecbnh l\u01b0\u1ee3ng:<\/p>\n<ol>\n<li style=\"text-align: justify\">D\u1eef li\u1ec7u li\u00ean t\u1ee5c: C\u00f3 th\u1ec3 nh\u1eadn b\u1ea5t k\u1ef3 gi\u00e1 tr\u1ecb n\u00e0o trong m\u1ed9t kho\u1ea3ng. V\u00ed d\u1ee5: chi\u1ec1u cao, c\u00e2n n\u1eb7ng, nhi\u1ec7t \u0111\u1ed9\u00a0v\u00e0 th\u1eddi gian.<\/li>\n<li style=\"text-align: justify\">D\u1eef li\u1ec7u r\u1eddi r\u1ea1c: Ch\u1ec9 nh\u1eadn c\u00e1c gi\u00e1 tr\u1ecb c\u1ee5 th\u1ec3, th\u01b0\u1eddng l\u00e0 c\u00e1c s\u1ed1 \u0111\u1ebfm. V\u00ed d\u1ee5: s\u1ed1 l\u01b0\u1ee3ng sinh vi\u00ean trong m\u1ed9t l\u1edbp h\u1ecdc, s\u1ed1 l\u1ea7n x\u1ea3y ra m\u1ed9t s\u1ef1 ki\u1ec7n.<\/li>\n<\/ol>\n<p style=\"text-align: justify\">D\u1eef li\u1ec7u \u0111\u1ecbnh l\u01b0\u1ee3ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c thu th\u1eadp th\u00f4ng qua c\u00e1c ph\u01b0\u01a1ng ph\u00e1p nh\u01b0 th\u0103m d\u00f2, th\u00ed nghi\u1ec7m, ph\u00e2n t\u00edch s\u1ed1 li\u1ec7u v\u00e0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e2n t\u00edch s\u1eed d\u1ee5ng c\u00e1c k\u1ef9 thu\u1eadt th\u1ed1ng k\u00ea \u0111\u1ec3 t\u1ea1o ra k\u1ebft qu\u1ea3 d\u1ec5 hi\u1ec3u v\u00e0 d\u1ec5 tr\u00ecnh b\u00e0y. D\u1eef li\u1ec7u \u0111\u1ecbnh l\u01b0\u1ee3ng r\u1ea5t quan tr\u1ecdng trong c\u00e1c l\u0129nh v\u1ef1c nh\u01b0 khoa h\u1ecdc t\u1ef1 nhi\u00ean, kinh t\u1ebf v\u00e0 y t\u1ebf, n\u01a1i m\u00e0 s\u1ef1 ch\u00ednh x\u00e1c v\u00e0 kh\u1ea3 n\u0103ng \u0111o l\u01b0\u1eddng l\u00e0 c\u1ea7n thi\u1ebft.<\/p>\n<h3 id=\"ky-thuat-phan-tich-du-lieu-dinh-luong\" style=\"text-align: justify\"><span class=\"ez-toc-section\" id=\"Ky_thuat_phan_tich_du_lieu_dinh_luong\"><\/span>K\u1ef9 thu\u1eadt ph\u00e2n t\u00edch d\u1eef li\u1ec7u \u0111\u1ecbnh l\u01b0\u1ee3ng<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h4 style=\"text-align: justify\"><span class=\"ez-toc-section\" id=\"Thong_ke_mo_ta\"><\/span>Th\u1ed1ng k\u00ea m\u00f4 t\u1ea3<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p style=\"text-align: justify\">Th\u1ed1ng k\u00ea m\u00f4 t\u1ea3 l\u00e0 t\u1eadp h\u1ee3p c\u00e1c ph\u01b0\u01a1ng ph\u00e1p \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u00f3m t\u1eaft v\u00e0 m\u00f4 t\u1ea3 c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m ch\u00ednh c\u1ee7a m\u1ed9t t\u1eadp d\u1eef li\u1ec7u. N\u00f3 gi\u00fap ch\u00fang ta hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 d\u1eef li\u1ec7u, bao g\u1ed3m:<\/p>\n<ul>\n<li style=\"text-align: justify\">D\u1eef li\u1ec7u t\u1eadp trung nh\u01b0 th\u1ebf n\u00e0o? (Trung b\u00ecnh, trung v\u1ecb, m\u1ed1t)<\/li>\n<li style=\"text-align: justify\">D\u1eef li\u1ec7u ph\u00e2n t\u00e1n nh\u01b0 th\u1ebf n\u00e0o? (\u0110\u1ed9 l\u1ec7ch chu\u1ea9n, ph\u01b0\u01a1ng sai)<\/li>\n<li style=\"text-align: justify\">D\u1eef li\u1ec7u c\u00f3 d\u1ea1ng h\u00ecnh g\u00ec? (Bi\u1ec3u \u0111\u1ed3 t\u1ea7n su\u1ea5t, bi\u1ec3u \u0111\u1ed3 h\u1ed9p)<\/li>\n<li style=\"text-align: justify\">M\u1ed1i li\u00ean h\u1ec7 gi\u1eefa c\u00e1c bi\u1ebfn l\u00e0 g\u00ec? (H\u1ec7 s\u1ed1 t\u01b0\u01a1ng quan)<\/li>\n<\/ul>\n<p style=\"text-align: justify\">Th\u1ed1ng k\u00ea m\u00f4 t\u1ea3 cung c\u1ea5p cho ch\u00fang ta m\u1ed9t b\u1ee9c tranh t\u1ed5ng quan v\u1ec1 d\u1eef li\u1ec7u, gi\u00fap x\u00e1c \u0111\u1ecbnh c\u00e1c xu h\u01b0\u1edbng, m\u1eabu h\u00ecnh v\u00e0 \u0111i\u1ec3m b\u1ea5t th\u01b0\u1eddng.<\/p>\n<h4 style=\"text-align: justify\"><span class=\"ez-toc-section\" id=\"Thong_ke_suy_luan\"><\/span>Th\u1ed1ng k\u00ea suy lu\u1eadn<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p style=\"text-align: justify\">Th\u1ed1ng k\u00ea suy lu\u1eadn l\u00e0 t\u1eadp h\u1ee3p c\u00e1c ph\u01b0\u01a1ng ph\u00e1p \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u01b0a ra k\u1ebft lu\u1eadn v\u1ec1 m\u1ed9t t\u1eadp d\u1eef li\u1ec7u l\u1edbn h\u01a1n d\u1ef1a tr\u00ean m\u1ed9t m\u1eabu nh\u1ecf. N\u00f3 cho ph\u00e9p ki\u1ec3m tra c\u00e1c gi\u1ea3 thuy\u1ebft, d\u1ef1 \u0111o\u00e1n xu h\u01b0\u1edbng v\u00e0 \u0111\u00e1nh gi\u00e1 m\u1ee9c \u0111\u1ed9 tin c\u1eady c\u1ee7a k\u1ebft qu\u1ea3. Gi\u00fap \u0111\u01b0a ra nh\u1eefng k\u1ebft lu\u1eadn ch\u00ednh x\u00e1c v\u00e0 \u0111\u00e1ng tin c\u1eady t\u1eeb d\u1eef li\u1ec7u, h\u1ed7 tr\u1ee3 vi\u1ec7c ra quy\u1ebft \u0111\u1ecbnh hi\u1ec7u qu\u1ea3 trong nhi\u1ec1u l\u0129nh v\u1ef1c kh\u00e1c nhau.<\/p>\n<p style=\"text-align: center\"><img decoding=\"async\" alt=\"k\u1ef9 thu\u1eadt ph\u00e2n t\u00edch \u0111\u1ecbnh l\u01b0\u1ee3ng\" src=\"https:\/\/www.pace.edu.vn\/uploads\/news\/2024\/04\/ky-thuat-phan-tich-dinh-luong.jpg\" style=\"width: 1000px;height: 525px\"><br \/>\n<em>D\u1eef li\u1ec7u \u0111\u1ecbnh l\u01b0\u1ee3ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e2n t\u00edch th\u00f4ng qua th\u1ed1ng k\u00ea suy lu\u1eadn<\/em><\/p>\n<h3 id=\"phuong-phap-thu-thap-du-lieu-dinh-luong\" style=\"line-height: 1.8;margin-top: 13px;margin-bottom: 5px;text-align: justify\"><span class=\"ez-toc-section\" id=\"Phuong_phap_thu_thap_du_lieu_dinh_luong\"><\/span>Ph\u01b0\u01a1ng ph\u00e1p thu th\u1eadp d\u1eef li\u1ec7u \u0111\u1ecbnh l\u01b0\u1ee3ng<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify\">Kh\u1ea3o s\u00e1t v\u00e0 b\u1ea3ng h\u1ecfi<\/p>\n<p style=\"text-align: justify\">Kh\u1ea3o s\u00e1t l\u00e0 ph\u01b0\u01a1ng ph\u00e1p thu th\u1eadp d\u1eef li\u1ec7u \u0111\u1ecbnh l\u01b0\u1ee3ng ph\u1ed5 bi\u1ebfn nh\u1ea5t, th\u01b0\u1eddng \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n qua b\u1ea3ng h\u1ecfi v\u1edbi c\u00e1c c\u00e2u h\u1ecfi c\u00f3 s\u1eb5n v\u00e0 \u0111\u00e1p \u00e1n c\u00f3 th\u1ec3 \u0111\u1ecbnh l\u01b0\u1ee3ng. Kh\u1ea3o s\u00e1t c\u00f3 th\u1ec3 di\u1ec5n ra d\u01b0\u1edbi nhi\u1ec1u h\u00ecnh th\u1ee9c nh\u01b0 kh\u1ea3o s\u00e1t tr\u1ef1c ti\u1ebfp, qua email, \u0111i\u1ec7n tho\u1ea1i ho\u1eb7c n\u1ec1n t\u1ea3ng tr\u1ef1c tuy\u1ebfn. C\u00e1c c\u00e2u h\u1ecfi th\u01b0\u1eddng d\u01b0\u1edbi d\u1ea1ng thang \u0111o Likert (v\u00ed d\u1ee5: t\u1eeb 1 \u0111\u1ebfn 5 ho\u1eb7c t\u1eeb 1 \u0111\u1ebfn 10) ho\u1eb7c d\u1ea1ng l\u1ef1a ch\u1ecdn c\u00f3 nhi\u1ec1u \u0111\u00e1p \u00e1n, gi\u00fap thu th\u1eadp \u00fd ki\u1ebfn s\u1ed1 l\u01b0\u1ee3ng l\u1edbn t\u1eeb nhi\u1ec1u ng\u01b0\u1eddi trong th\u1eddi gian ng\u1eafn.\u00a0<\/p>\n<p style=\"text-align: justify\">Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y ph\u00f9 h\u1ee3p \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 m\u1ee9c \u0111\u1ed9 h\u00e0i l\u00f2ng c\u1ee7a kh\u00e1ch h\u00e0ng, nh\u1eadn x\u00e9t v\u1ec1 s\u1ea3n ph\u1ea9m ho\u1eb7c d\u1ecbch v\u1ee5 v\u00e0 thu th\u1eadp \u00fd ki\u1ebfn t\u1eeb ng\u01b0\u1eddi ti\u00eau d\u00f9ng tr\u00ean di\u1ec7n r\u1ed9ng. \u0110i\u1ec3m m\u1ea1nh c\u1ee7a kh\u1ea3o s\u00e1t v\u00e0 b\u1ea3ng h\u1ecfi l\u00e0 kh\u1ea3 n\u0103ng chu\u1ea9n h\u00f3a v\u00e0 ph\u00e2n t\u00edch nhanh ch\u00f3ng nh\u1edd s\u1ef1 th\u1ed1ng nh\u1ea5t trong c\u1ea5u tr\u00fac v\u00e0 c\u00e1ch \u0111\u1ecbnh l\u01b0\u1ee3ng.<\/p>\n<p style=\"text-align: justify\">Th\u00ed nghi\u1ec7m v\u00e0 th\u1eed nghi\u1ec7m ki\u1ec3m so\u00e1t<\/p>\n<p style=\"text-align: justify\">Trong nghi\u00ean c\u1ee9u khoa h\u1ecdc v\u00e0 ph\u00e1t tri\u1ec3n s\u1ea3n ph\u1ea9m, c\u00e1c th\u00ed nghi\u1ec7m v\u00e0 th\u1eed nghi\u1ec7m ki\u1ec3m so\u00e1t l\u00e0 ph\u01b0\u01a1ng ph\u00e1p ch\u1ee7 ch\u1ed1t \u0111\u1ec3 thu th\u1eadp d\u1eef li\u1ec7u \u0111\u1ecbnh l\u01b0\u1ee3ng. Nh\u00e0 nghi\u00ean c\u1ee9u t\u1ea1o ra m\u00f4i tr\u01b0\u1eddng ki\u1ec3m so\u00e1t, t\u00e1c \u0111\u1ed9ng c\u00e1c bi\u1ebfn \u0111\u1ed9c l\u1eadp l\u00ean bi\u1ebfn ph\u1ee5 thu\u1ed9c, t\u1eeb \u0111\u00f3 \u0111o l\u01b0\u1eddng s\u1ef1 thay \u0111\u1ed5i v\u00e0 r\u00fat ra k\u1ebft lu\u1eadn khoa h\u1ecdc. V\u00ed d\u1ee5, trong l\u0129nh v\u1ef1c y t\u1ebf, c\u00e1c th\u1eed nghi\u1ec7m l\u00e2m s\u00e0ng ki\u1ec3m so\u00e1t gi\u1ea3 d\u01b0\u1ee3c (placebo) th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 hi\u1ec7u qu\u1ea3 c\u1ee7a thu\u1ed1c m\u1edbi. \u0110\u00e2y l\u00e0 ph\u01b0\u01a1ng ph\u00e1p mang l\u1ea1i \u0111\u1ed9 ch\u00ednh x\u00e1c cao nh\u1edd v\u00e0o kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t v\u00e0 lo\u1ea1i tr\u1eeb c\u00e1c y\u1ebfu t\u1ed1 ngo\u1ea1i lai \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn k\u1ebft qu\u1ea3.<\/p>\n<p style=\"text-align: justify\">Ph\u00e2n t\u00edch th\u1ed1ng k\u00ea t\u1eeb d\u1eef li\u1ec7u th\u1ee9 c\u1ea5p<\/p>\n<p style=\"text-align: justify\">D\u1eef li\u1ec7u th\u1ee9 c\u1ea5p l\u00e0 nh\u1eefng th\u00f4ng tin v\u00e0 s\u1ed1 li\u1ec7u \u0111\u00e3 \u0111\u01b0\u1ee3c thu th\u1eadp tr\u01b0\u1edbc \u0111\u00f3 b\u1edfi t\u1ed5 ch\u1ee9c, c\u01a1 quan nh\u00e0 n\u01b0\u1edbc, ho\u1eb7c c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u kh\u00e1c, v\u00ed d\u1ee5 nh\u01b0 s\u1ed1 li\u1ec7u th\u1ed1ng k\u00ea qu\u1ed1c gia, b\u00e1o c\u00e1o ng\u00e0nh v\u00e0 c\u01a1 s\u1edf d\u1eef li\u1ec7u c\u00f4ng ty. Vi\u1ec7c ph\u00e2n t\u00edch th\u1ed1ng k\u00ea t\u1eeb d\u1eef li\u1ec7u n\u00e0y l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ecbnh l\u01b0\u1ee3ng hi\u1ec7u qu\u1ea3, gi\u00fap ti\u1ebft ki\u1ec7m th\u1eddi gian v\u00e0 chi ph\u00ed trong vi\u1ec7c thu th\u1eadp d\u1eef li\u1ec7u m\u1edbi. Qua \u0111\u00f3, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u c\u00f3 th\u1ec3 t\u1eadn d\u1ee5ng c\u00e1c d\u1eef li\u1ec7u \u0111\u00e3 s\u1eb5n c\u00f3, th\u1ef1c hi\u1ec7n c\u00e1c ph\u00e2n t\u00edch s\u00e2u r\u1ed9ng \u0111\u1ec3 \u0111\u01b0a ra k\u1ebft lu\u1eadn. V\u00ed d\u1ee5 c\u00e1c doanh nghi\u1ec7p th\u01b0\u1eddng d\u1ef1 b\u00e1o c\u00e1c xu h\u01b0\u1edbng th\u1ecb tr\u01b0\u1eddng th\u00f4ng qua vi\u1ec7c ph\u00e2n t\u00edch d\u1eef li\u1ec7u ti\u00eau d\u00f9ng t\u1eeb c\u00e1c b\u00e1o c\u00e1o c\u1ee7a ch\u00ednh ph\u1ee7.<\/p>\n<p style=\"text-align: justify\">Quan s\u00e1t \u0111\u1ecbnh l\u01b0\u1ee3ng<\/p>\n<p style=\"text-align: justify\">Quan s\u00e1t \u0111\u1ecbnh l\u01b0\u1ee3ng l\u00e0 ph\u01b0\u01a1ng ph\u00e1p thu th\u1eadp d\u1eef li\u1ec7u qua vi\u1ec7c \u0111o l\u01b0\u1eddng c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m v\u00e0 h\u00e0nh vi c\u00f3 th\u1ec3 \u0111\u1ecbnh l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c, ch\u1eb3ng h\u1ea1n nh\u01b0 t\u1ea7n su\u1ea5t, th\u1eddi gian v\u00e0 t\u1ef7 l\u1ec7 c\u1ee7a h\u00e0nh \u0111\u1ed9ng c\u1ee5 th\u1ec3. Ch\u1eb3ng h\u1ea1n, trong m\u1ed9t nghi\u00ean c\u1ee9u th\u1ecb tr\u01b0\u1eddng, nh\u00e0 nghi\u00ean c\u1ee9u c\u00f3 th\u1ec3 quan s\u00e1t s\u1ed1 l\u01b0\u1ee3ng ng\u01b0\u1eddi mua h\u00e0ng trong m\u1ed9t gi\u1edd, th\u1eddi gian m\u00e0 h\u1ecd d\u00e0nh \u1edf t\u1eebng khu v\u1ef1c c\u1ee7a c\u1eeda h\u00e0ng, ho\u1eb7c t\u1ef7 l\u1ec7 ng\u01b0\u1eddi mua s\u1ea3n ph\u1ea9m X so v\u1edbi s\u1ea3n ph\u1ea9m Y. D\u1eef li\u1ec7u thu th\u1eadp t\u1eeb quan s\u00e1t \u0111\u1ecbnh l\u01b0\u1ee3ng c\u00f3 th\u1ec3 chuy\u1ec3n th\u00e0nh con s\u1ed1 \u0111\u1ec3 ph\u00e2n t\u00edch v\u00e0 \u0111\u01b0a ra d\u1ef1 \u0111o\u00e1n, r\u1ea5t ph\u00f9 h\u1ee3p cho c\u00e1c nghi\u00ean c\u1ee9u v\u1ec1 h\u00e0nh vi ng\u01b0\u1eddi ti\u00eau d\u00f9ng ho\u1eb7c c\u00e1c ho\u1ea1t \u0111\u1ed9ng trong m\u00f4i tr\u01b0\u1eddng t\u1ef1 nhi\u00ean m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i h\u1ecfi tr\u1ef1c ti\u1ebfp ng\u01b0\u1eddi tham gia.<\/p>\n<h3 id=\"uu-nhuoc-diem-cua-nghien-cuu-dinh-luong\" style=\"text-align: justify\"><span class=\"ez-toc-section\" id=\"Uu_%E2%80%93_nhuoc_diem_cua_nghien_cuu_dinh_luong\"><\/span>\u01afu \u2013 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a nghi\u00ean c\u1ee9u \u0111\u1ecbnh l\u01b0\u1ee3ng<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h4 style=\"text-align: justify\"><span class=\"ez-toc-section\" id=\"Uu_diem_cua_nghien_cuu_dinh_luong\"><\/span>\u01afu \u0111i\u1ec3m c\u1ee7a nghi\u00ean c\u1ee9u \u0111\u1ecbnh l\u01b0\u1ee3ng<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li>\n<p style=\"text-align: justify\">\u0110\u1ed9 ch\u00ednh x\u00e1c \u0111\u00e1ng tin c\u1eady: S\u1eed d\u1ee5ng d\u1eef li\u1ec7u s\u1ed1 li\u1ec7u \u0111o l\u01b0\u1eddng, gi\u00fap \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ee9c \u0111\u1ed9 ch\u00ednh x\u00e1c cao trong k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y th\u01b0\u1eddng s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5, k\u1ef9 thu\u1eadt v\u00e0 ph\u01b0\u01a1ng ph\u00e1p th\u1ed1ng k\u00ea \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh ch\u00ednh x\u00e1c v\u00e0 \u0111\u00e1ng tin c\u1eady c\u1ee7a d\u1eef li\u1ec7u.<\/p>\n<\/li>\n<li>\n<p style=\"text-align: justify\">Kh\u1ea3 n\u0103ng so s\u00e1nh v\u00e0 t\u1ed5ng qu\u00e1t h\u00f3a: K\u1ebft qu\u1ea3 c\u1ee7a nghi\u00ean c\u1ee9u \u0111\u1ecbnh l\u01b0\u1ee3ng th\u01b0\u1eddng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c so s\u00e1nh v\u00e0 t\u1ed5ng qu\u00e1t h\u00f3a cho m\u1ed9t qu\u1ea7n th\u1ec3 l\u1edbn h\u01a1n. B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p th\u1ed1ng k\u00ea, nghi\u00ean c\u1ee9u \u0111\u1ecbnh l\u01b0\u1ee3ng c\u00f3 th\u1ec3 r\u00fat ra nh\u1eefng k\u1ebft lu\u1eadn chung cho m\u1ed9t t\u1eadp h\u1ee3p l\u1edbn ng\u01b0\u1eddi d\u00f9ng ho\u1eb7c qu\u1ea7n th\u1ec3 t\u01b0\u01a1ng t\u1ef1.<\/p>\n<\/li>\n<li>\n<p style=\"text-align: justify\">Ph\u00e2n t\u00edch s\u00e2u, kh\u1ea3o s\u00e1t chi ti\u1ebft: Cho ph\u00e9p ph\u00e2n t\u00edch s\u00e2u v\u00e0 kh\u00e1m ph\u00e1 c\u00e1c m\u1ed1i quan h\u1ec7 ph\u1ee9c t\u1ea1p gi\u1eefa c\u00e1c bi\u1ebfn s\u1ed1. Khi s\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p th\u1ed1ng k\u00ea v\u00e0 m\u00f4 h\u00ecnh, nghi\u00ean c\u1ee9u \u0111\u1ecbnh l\u01b0\u1ee3ng c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh t\u00e1c \u0111\u1ed9ng v\u00e0 m\u1ee9c \u0111\u1ed9 \u1ea3nh h\u01b0\u1edfng c\u1ee7a c\u00e1c y\u1ebfu t\u1ed1 kh\u00e1c nhau \u0111\u1ed1i v\u1edbi hi\u1ec7n t\u01b0\u1ee3ng nghi\u00ean c\u1ee9u.<\/p>\n<\/li>\n<\/ul>\n<h4 style=\"text-align: justify\"><span class=\"ez-toc-section\" id=\"Nhuoc_diem_cua_nghien_cuu_dinh_luong\"><\/span>Nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a nghi\u00ean c\u1ee9u \u0111\u1ecbnh l\u01b0\u1ee3ng<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li>\n<p style=\"text-align: justify\">Thi\u1ebfu chi\u1ec1u s\u00e2u: Kh\u00f4ng th\u1ec3 hi\u1ec3u \u0111\u01b0\u1ee3c \u0111\u1ed9ng c\u01a1 v\u00e0 l\u00fd do \u0111\u1eb1ng sau h\u00e0nh vi c\u1ee7a con ng\u01b0\u1eddi.<\/p>\n<\/li>\n<li>\n<p style=\"text-align: justify\">T\u00ednh g\u00f2 b\u00f3: Ng\u01b0\u1eddi tham gia b\u1ecb gi\u1edbi h\u1ea1n b\u1edfi c\u00e1c c\u00e2u h\u1ecfi v\u00e0 l\u1ef1a ch\u1ecdn \u0111\u01b0\u1ee3c cung c\u1ea5p.<\/p>\n<\/li>\n<li>\n<p style=\"text-align: justify\">C\u00f3 th\u1ec3 b\u1ecb sai l\u1ec7ch: Nh\u1eefng m\u00f4 h\u00ecnh \u0111\u1ecbnh l\u01b0\u1ee3ng th\u01b0\u1eddng t\u1eadp trung v\u00e0o vi\u1ec7c thu th\u1eadp d\u1eef li\u1ec7u s\u1ed1 li\u1ec7u, b\u1ecf qua nh\u1eefng kh\u00eda c\u1ea1nh ph\u1ee9c t\u1ea1p v\u00e0 s\u1ef1 phong ph\u00fa c\u1ee7a hi\u1ec7n th\u1ef1c.<\/p>\n<\/li>\n<li>\n<p style=\"text-align: justify\">Chi ph\u00ed v\u00e0 th\u1eddi gian: Vi\u1ec7c thu th\u1eadp v\u00e0 ph\u00e2n t\u00edch d\u1eef li\u1ec7u \u0111\u1ecbnh l\u01b0\u1ee3ng t\u1ed1n k\u00e9m nhi\u1ec1u chi ph\u00ed, ngu\u1ed3n l\u1ef1c. Song \u0111\u00f3, vi\u1ec7c thi\u1ebft k\u1ebf v\u00e0 th\u1ef1c hi\u1ec7n m\u1ed9t nghi\u00ean c\u1ee9u \u0111\u1ecbnh l\u01b0\u1ee3ng c\u00f3 th\u1ec3 m\u1ea5t nhi\u1ec1u th\u1eddi gian.<\/p>\n<\/li>\n<li>\n<p style=\"text-align: justify\">Gi\u1edbi h\u1ea1n c\u1ee7a m\u00f4 h\u00ecnh v\u00e0 gi\u1ea3 \u0111\u1ecbnh: Nghi\u00ean c\u1ee9u \u0111\u1ecbnh l\u01b0\u1ee3ng th\u01b0\u1eddng d\u1ef1a tr\u00ean c\u00e1c m\u00f4 h\u00ecnh v\u00e0 gi\u1ea3 \u0111\u1ecbnh \u0111\u1ec3 ph\u00e2n t\u00edch d\u1eef li\u1ec7u. Tuy nhi\u00ean, c\u00e1c m\u00f4 h\u00ecnh n\u00e0y c\u00f3 th\u1ec3 kh\u00f4ng th\u1ec3 hi\u1ec7n \u0111\u1ea7y \u0111\u1ee7 m\u1ecdi kh\u00eda c\u1ea1nh c\u1ee7a hi\u1ec7n t\u01b0\u1ee3ng nghi\u00ean c\u1ee9u v\u00e0 c\u00f3 th\u1ec3 g\u00e2y ra sai l\u1ec7ch trong k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u n\u1ebfu gi\u1ea3 \u0111\u1ecbnh kh\u00f4ng ch\u00ednh x\u00e1c.<\/p>\n<\/li>\n<\/ul>\n<p style=\"text-align: center\"><img decoding=\"async\" alt=\"\u01b0u \u0111i\u1ec3m c\u1ee7a nghi\u00ean c\u1ee9u \u0111\u1ecbnh l\u01b0\u1ee3ng\" src=\"https:\/\/www.pace.edu.vn\/uploads\/news\/2024\/04\/1-nghien-cuu-dinh-luong-la-gi.jpg\" style=\"width: 1000px;height: 525px\"><br \/>\n<em>Nghi\u00ean c\u1ee9u \u0111\u1ecbnh l\u01b0\u1ee3ng l\u00e0 ph\u01b0\u01a1ng ph\u00e1p nghi\u00ean c\u1ee9u s\u1eed d\u1ee5ng d\u1eef li\u1ec7u s\u1ed1 li\u1ec7u \u0111\u1ec3 thu th\u1eadp th\u00f4ng tin v\u00e0 ki\u1ec3m tra gi\u1ea3 thuy\u1ebft<\/em><\/p>\n<h2 id=\"dinh-tinh-qualitative\" style=\"text-align: justify\"><span class=\"ez-toc-section\" id=\"Dinh_tinh_Qualitative\"><\/span>\u0110\u1ecbnh t\u00ednh (Qualitative)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: justify\">\u0110\u1ecbnh t\u00ednh (Qualitative) l\u00e0 ph\u01b0\u01a1ng ph\u00e1p nghi\u00ean c\u1ee9u t\u1eadp trung v\u00e0o vi\u1ec7c hi\u1ec3u s\u00e2u s\u1eafc hi\u1ec7n t\u01b0\u1ee3ng th\u00f4ng qua thu th\u1eadp v\u00e0 ph\u00e2n t\u00edch d\u1eef li\u1ec7u \u0111\u1ecbnh t\u00ednh,\u00a0c\u00e1c th\u00f4ng tin phi s\u1ed1 li\u1ec7u nh\u01b0 v\u0103n b\u1ea3n, h\u00ecnh \u1ea3nh ho\u1eb7c \u00e2m thanh. N\u00f3 bao g\u1ed3m nghi\u00ean c\u1ee9u \u0111\u1ecbnh t\u00ednh, trong \u0111\u00f3 s\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p nh\u01b0 ph\u1ecfng v\u1ea5n s\u00e2u, nh\u00f3m t\u1eadp trung, quan s\u00e1t tham gia v\u00e0 ph\u00e2n t\u00edch t\u00e0i li\u1ec7u. K\u1ef9 thu\u1eadt ph\u00e2n t\u00edch d\u1eef li\u1ec7u \u0111\u1ecbnh t\u00ednh nh\u01b0 ph\u00e2n t\u00edch n\u1ed9i dung, ph\u00e2n t\u00edch ch\u1ee7 \u0111\u1ec1, l\u00fd thuy\u1ebft n\u1ec1n t\u1ea3ng v\u00e0 ph\u00e2n t\u00edch di\u1ec5n ng\u00f4n gi\u00fap di\u1ec5n gi\u1ea3i v\u00e0 r\u00fat ra \u00fd ngh\u0129a t\u1eeb d\u1eef li\u1ec7u. Nghi\u00ean c\u1ee9u \u0111\u1ecbnh t\u00ednh c\u00f3 \u01b0u \u0111i\u1ec3m l\u00e0 cung c\u1ea5p c\u00e1i nh\u00ecn chi ti\u1ebft, linh ho\u1ea1t v\u00e0 b\u1ed1i c\u1ea3nh h\u00f3a, nh\u01b0ng c\u0169ng c\u00f3 nh\u01b0\u1ee3c \u0111i\u1ec3m nh\u01b0 kh\u00f3 t\u1ed5ng qu\u00e1t h\u00f3a k\u1ebft qu\u1ea3, t\u00ednh ch\u1ee7 quan, kh\u00f3 t\u00e1i l\u1eadp v\u00e0 \u0111\u00f2i h\u1ecfi nhi\u1ec1u th\u1eddi gian v\u00e0 ngu\u1ed3n l\u1ef1c.<\/p>\n<p id=\"nghien-cuu-dinh-tinh-la-gi\" style=\"text-align: justify\">Nghi\u00ean c\u1ee9u \u0111\u1ecbnh t\u00ednh l\u00e0 g\u00ec?<\/p>\n<p style=\"text-align: justify\">Nghi\u00ean c\u1ee9u \u0111\u1ecbnh t\u00ednh (Qualitative Research) l\u00e0 ph\u01b0\u01a1ng ph\u00e1p nghi\u00ean c\u1ee9u s\u1eed d\u1ee5ng d\u1eef li\u1ec7u phi s\u1ed1 li\u1ec7u \u0111\u1ec3 thu th\u1eadp th\u00f4ng tin v\u00e0 hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 m\u1ed9t v\u1ea5n \u0111\u1ec1 ho\u1eb7c hi\u1ec7n t\u01b0\u1ee3ng. Nghi\u00ean c\u1ee9u \u0111\u1ecbnh t\u00ednh nh\u1eb1m m\u1ee5c \u0111\u00edch \u0111\u1ea1t \u0111\u01b0\u1ee3c nh\u1eefng hi\u1ec3u bi\u1ebft s\u00e2u s\u1eafc v\u1ec1 c\u00e1c hi\u1ec7n t\u01b0\u1ee3ng, nh\u00f3m ho\u1eb7c tr\u1ea3i nghi\u1ec7m kh\u00f4ng th\u1ec3 \u0111o l\u01b0\u1eddng ho\u1eb7c \u0111\u1ecbnh l\u01b0\u1ee3ng m\u1ed9t c\u00e1ch kh\u00e1ch quan b\u1eb1ng to\u00e1n h\u1ecdc.<\/p>\n<p style=\"text-align: justify\">Thay v\u00ec t\u00ecm c\u00e1ch kh\u00e1m ph\u00e1 c\u00e1c c\u00e2u tr\u1ea3 l\u1eddi ho\u1eb7c s\u1ed1 li\u1ec7u th\u1ed1ng k\u00ea ch\u00ednh x\u00e1c trong m\u00f4i tr\u01b0\u1eddng \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t nh\u01b0 nghi\u00ean c\u1ee9u \u0111\u1ecbnh l\u01b0\u1ee3ng, nghi\u00ean c\u1ee9u \u0111\u1ecbnh t\u00ednh mang t\u00ednh kh\u00e1m ph\u00e1 nhi\u1ec1u h\u01a1n, d\u1ef1a tr\u00ean c\u00e1c ngu\u1ed3n d\u1eef li\u1ec7u nh\u01b0 \u1ea3nh, quan s\u00e1t, ph\u00e2n t\u00edch v\u0103n b\u1ea3n, \u0111o\u1ea1n phim video v\u00e0 c\u00e1c cu\u1ed9c ph\u1ecfng v\u1ea5n.<\/p>\n<p style=\"text-align: justify\">M\u1ed9t s\u1ed1 v\u00ed d\u1ee5 v\u1ec1 c\u00e1c c\u00e2u h\u1ecfi nghi\u00ean c\u1ee9u \u0111\u1ecbnh t\u00ednh \u0111\u01b0\u1ee3c cung c\u1ea5p, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u1ea3m gi\u00e1c c\u1ee7a m\u1ed9t tr\u1ea3i nghi\u1ec7m nh\u01b0 th\u1ebf n\u00e0o, m\u1ecdi ng\u01b0\u1eddi n\u00f3i v\u1ec1 \u0111i\u1ec1u g\u00ec \u0111\u00f3 nh\u01b0 th\u1ebf n\u00e0o, h\u1ecd hi\u1ec3u tr\u1ea3i nghi\u1ec7m \u0111\u00f3 nh\u01b0 th\u1ebf n\u00e0o v\u00e0 c\u00e1c s\u1ef1 ki\u1ec7n di\u1ec5n ra nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ed1i v\u1edbi m\u1ecdi ng\u01b0\u1eddi. Nghi\u00ean c\u1ee9u theo c\u00e1ch ti\u1ebfp c\u1eadn \u0111\u1ecbnh t\u00ednh mang t\u00ednh kh\u00e1m ph\u00e1 v\u00e0 t\u00ecm c\u00e1ch gi\u1ea3i th\u00edch \u201cl\u00e0m th\u1ebf n\u00e0o\u201d v\u00e0 \u201ct\u1ea1i sao\u201d m\u1ed9t hi\u1ec7n t\u01b0\u1ee3ng ho\u1eb7c h\u00e0nh vi c\u1ee5 th\u1ec3 l\u1ea1i ho\u1ea1t \u0111\u1ed9ng nh\u01b0 v\u1eady trong m\u1ed9t b\u1ed1i c\u1ea3nh c\u1ee5 th\u1ec3. N\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea1o ra c\u00e1c gi\u1ea3 thuy\u1ebft v\u00e0 l\u00fd thuy\u1ebft t\u1eeb d\u1eef li\u1ec7u.<\/p>\n<h3 id=\"du-lieu-dinh-tinh-la-gi\" style=\"text-align: justify\"><span class=\"ez-toc-section\" id=\"Du_lieu_dinh_tinh_la_gi\"><\/span>D\u1eef li\u1ec7u \u0111\u1ecbnh t\u00ednh l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify\">D\u1eef li\u1ec7u \u0111\u1ecbnh t\u00ednh (Qualitative data)\u00a0l\u00e0 lo\u1ea1i d\u1eef li\u1ec7u kh\u00f4ng th\u1ec3 \u0111\u01b0\u1ee3c \u0111o l\u01b0\u1eddng b\u1eb1ng s\u1ed1 m\u00e0 th\u01b0\u1eddng \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 b\u1eb1ng ng\u00f4n t\u1eeb. N\u00f3 ch\u1ee7 y\u1ebfu d\u00f9ng \u0111\u1ec3 m\u00f4 t\u1ea3 \u0111\u1eb7c \u0111i\u1ec3m, thu\u1ed9c t\u00ednh, ho\u1eb7c hi\u1ec7n t\u01b0\u1ee3ng theo c\u00e1ch kh\u00f4ng \u0111\u1ecbnh l\u01b0\u1ee3ng, t\u1eadp trung v\u00e0o &#8220;ch\u1ea5t&#8221; h\u01a1n l\u00e0 &#8220;l\u01b0\u1ee3ng&#8221;. D\u1eef li\u1ec7u n\u00e0y th\u01b0\u1eddng li\u00ean quan \u0111\u1ebfn m\u00f4 t\u1ea3 v\u1ec1 m\u00e0u s\u1eafc, k\u00edch th\u01b0\u1edbc, h\u00ecnh d\u1ea1ng, c\u1ea3m x\u00fac, kinh nghi\u1ec7m v\u00e0 c\u1ea3m nh\u1eadn, ho\u1eb7c b\u1ea5t k\u1ef3 kh\u00eda c\u1ea1nh n\u00e0o kh\u00f4ng th\u1ec3 \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n ch\u00ednh x\u00e1c b\u1eb1ng s\u1ed1.<\/p>\n<p style=\"text-align: justify\">D\u1eef li\u1ec7u \u0111\u1ecbnh t\u00ednh c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c thu th\u1eadp th\u00f4ng qua c\u00e1c ph\u01b0\u01a1ng ph\u00e1p nh\u01b0 ph\u1ecfng v\u1ea5n, nh\u00f3m t\u1eadp trung, quan s\u00e1t v\u00e0 ph\u00e2n t\u00edch n\u1ed9i dung. Lo\u1ea1i d\u1eef li\u1ec7u n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c nghi\u00ean c\u1ee9u x\u00e3 h\u1ed9i, nh\u00e2n v\u0103n v\u00e0 m\u1ed9t s\u1ed1 l\u0129nh v\u1ef1c khoa h\u1ecdc t\u1ef1 nhi\u00ean khi m\u1ee5c ti\u00eau nghi\u00ean c\u1ee9u t\u1eadp trung v\u00e0o vi\u1ec7c hi\u1ec3u c\u00e1c nguy\u00ean t\u1eafc c\u01a1 b\u1ea3n hay ng\u1eef c\u1ea3nh c\u1ee7a m\u1ed9t hi\u1ec7n t\u01b0\u1ee3ng ch\u1ee9 kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 \u0111o l\u01b0\u1eddng n\u00f3.<\/p>\n<h3 id=\"ky-thuat-phan-tich-du-lieu-dinh-tinh\" style=\"text-align: justify\"><span class=\"ez-toc-section\" id=\"Ky_thuat_phan_tich_du_lieu_dinh_tinh\"><\/span>K\u1ef9 thu\u1eadt ph\u00e2n t\u00edch d\u1eef li\u1ec7u \u0111\u1ecbnh t\u00ednh<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify\">K\u1ef9 thu\u1eadt ph\u00e2n t\u00edch d\u1eef li\u1ec7u \u0111\u1ecbnh t\u00ednh (Qualitative analysis) l\u00e0 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p gi\u00fap nh\u00e0 nghi\u00ean c\u1ee9u x\u1eed l\u00fd v\u00e0 di\u1ec5n gi\u1ea3i d\u1eef li\u1ec7u phi s\u1ed1 li\u1ec7u, nh\u1eb1m r\u00fat ra c\u00e1c ch\u1ee7 \u0111\u1ec1, m\u1eabu h\u00ecnh ho\u1eb7c \u00fd ngh\u0129a t\u1eeb d\u1eef li\u1ec7u.<\/p>\n<h4 style=\"text-align: justify\"><span class=\"ez-toc-section\" id=\"Ly_thuyet_noi_dung_Content_theory_%E2%80%93_CT\"><\/span>L\u00fd thuy\u1ebft n\u1ed9i dung (Content theory \u2013 CT)<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p style=\"text-align: justify\">\u0110\u00e2y l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p nghi\u00ean c\u1ee9u nh\u1eb1m hi\u1ec3u v\u00e0 gi\u1ea3i th\u00edch \u00fd ngh\u0129a c\u1ee7a d\u1eef li\u1ec7u v\u0103n b\u1ea3n. CT t\u1eadp trung v\u00e0o vi\u1ec7c x\u00e1c \u0111\u1ecbnh c\u00e1c ch\u1ee7 \u0111\u1ec1, kh\u00e1i ni\u1ec7m v\u00e0 m\u1ed1i quan h\u1ec7 trong n\u1ed9i dung d\u1eef li\u1ec7u \u0111\u1ec3 t\u1eeb \u0111\u00f3 x\u00e2y d\u1ef1ng ho\u1eb7c c\u1ee7ng c\u1ed1 l\u00fd thuy\u1ebft v\u1ec1 ch\u1ee7 \u0111\u1ec1 nghi\u00ean c\u1ee9u.<\/p>\n<h4 style=\"text-align: justify\"><span class=\"ez-toc-section\" id=\"Ly_thuyet_nen_tang_Grounded_theory_%E2%80%93_GT\"><\/span>L\u00fd thuy\u1ebft n\u1ec1n t\u1ea3ng (Grounded theory \u2013 GT)<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p style=\"text-align: justify\">L\u00fd thuy\u1ebft n\u1ec1n t\u1ea3ng (GT) l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p nghi\u00ean c\u1ee9u quy n\u1ea1p \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u00e2y d\u1ef1ng l\u00fd thuy\u1ebft t\u1eeb d\u1eef li\u1ec7u \u0111\u1ecbnh t\u00ednh. N\u00f3 t\u1eadp trung v\u00e0o vi\u1ec7c kh\u00e1m ph\u00e1 v\u00e0 ph\u00e1t tri\u1ec3n c\u00e1c kh\u00e1i ni\u1ec7m, m\u1ed1i li\u00ean h\u1ec7 v\u00e0 m\u00f4 h\u00ecnh t\u1eeb d\u1eef li\u1ec7u thu th\u1eadp \u0111\u01b0\u1ee3c, thay v\u00ec \u00e1p d\u1ee5ng c\u00e1c l\u00fd thuy\u1ebft ho\u1eb7c khu\u00f4n kh\u1ed5 c\u00f3 s\u1eb5n.<\/p>\n<h4 style=\"text-align: justify\"><span class=\"ez-toc-section\" id=\"Phan_tich_theo_chu_de_Thematic_analysis_%E2%80%93_TA\"><\/span>Ph\u00e2n t\u00edch theo ch\u1ee7 \u0111\u1ec1 (Thematic analysis \u2013 TA)<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p style=\"text-align: justify\">Ph\u00e2n t\u00edch theo ch\u1ee7 \u0111\u1ec1 (TA) l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p ph\u00e2n t\u00edch d\u1eef li\u1ec7u \u0111\u1ecbnh t\u00ednh ph\u1ed5 bi\u1ebfn, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh, ph\u00e2n t\u00edch v\u00e0 di\u1ec5n gi\u1ea3i c\u00e1c ch\u1ee7 \u0111\u1ec1, m\u00f4 t\u00edp v\u00e0 \u00fd ngh\u0129a trong d\u1eef li\u1ec7u. TA c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng cho nhi\u1ec1u lo\u1ea1i d\u1eef li\u1ec7u kh\u00e1c nhau, bao g\u1ed3m v\u0103n b\u1ea3n, ph\u1ecfng v\u1ea5n, ghi ch\u00e9p quan s\u00e1t, h\u00ecnh \u1ea3nh v\u00e0 video.<\/p>\n<h4 style=\"text-align: justify\"><span class=\"ez-toc-section\" id=\"Phan_tich_bien_luan_Discourse_analysis_%E2%80%93_DA\"><\/span>Ph\u00e2n t\u00edch bi\u1ec7n lu\u1eadn (Discourse analysis \u2013 DA)<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p style=\"text-align: justify\">DA l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p nghi\u00ean c\u1ee9u nh\u1eb1m hi\u1ec3u v\u00e0 gi\u1ea3i th\u00edch \u00fd ngh\u0129a c\u1ee7a c\u00e1c v\u0103n b\u1ea3n, bao g\u1ed3m c\u1ea3 l\u1eddi n\u00f3i, v\u0103n vi\u1ebft v\u00e0 h\u00ecnh \u1ea3nh. DA t\u1eadp trung v\u00e0o c\u00e1ch th\u1ee9c m\u00e0 ng\u00f4n ng\u1eef \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c h\u00e0nh \u0111\u1ed9ng x\u00e3 h\u1ed9i, thi\u1ebft l\u1eadp c\u00e1c m\u1ed1i quan h\u1ec7 quy\u1ec1n l\u1ef1c v\u00e0 h\u00ecnh th\u00e0nh c\u00e1c \u00fd th\u1ee9c h\u1ec7.<\/p>\n<p style=\"text-align: center\"><img decoding=\"async\" alt=\"k\u1ef9 thu\u1eadt ph\u00e2n t\u00edch \u0111\u1ecbnh t\u00ednh\" src=\"https:\/\/www.pace.edu.vn\/uploads\/news\/2024\/04\/ky-thuat-phan-tich-dinh-tinh.jpg\" style=\"width: 1000px;height: 525px\"><br \/>\n<em>K\u1ef9 thu\u1eadt ph\u00e2n t\u00edch \u0111\u1ecbnh t\u00ednh gi\u00fap c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u ph\u00e2n t\u00edch v\u00e0 di\u1ec5n gi\u1ea3i c\u00e1c d\u1eef li\u1ec7u phi s\u1ed1 li\u1ec7u<\/em><\/p>\n<h3 id=\"phuong-phap-thu-thap-du-lieu-dinh-tinh\" style=\"text-align: justify\"><span class=\"ez-toc-section\" id=\"Phuong_phap_thu_thap_du_lieu_dinh_tinh\"><\/span>Ph\u01b0\u01a1ng ph\u00e1p thu th\u1eadp d\u1eef li\u1ec7u \u0111\u1ecbnh t\u00ednh<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h4 style=\"text-align: justify\"><span class=\"ez-toc-section\" id=\"Phong_van_sau\"><\/span>Ph\u1ecfng v\u1ea5n s\u00e2u<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p style=\"text-align: justify\">Ph\u1ecfng v\u1ea5n s\u00e2u l\u00e0 m\u1ed9t trong nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p thu th\u1eadp d\u1eef li\u1ec7u \u0111\u1ecbnh t\u00ednh ph\u1ed5 bi\u1ebfn, gi\u00fap nh\u00e0 nghi\u00ean c\u1ee9u t\u00ecm hi\u1ec3u k\u1ef9 c\u00e0ng v\u1ec1 suy ngh\u0129, c\u1ea3m x\u00fac v\u00e0 quan \u0111i\u1ec3m c\u1ee7a ng\u01b0\u1eddi tham gia. Ph\u1ecfng v\u1ea5n th\u01b0\u1eddng \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n theo h\u00ecnh th\u1ee9c tr\u00f2 chuy\u1ec7n tr\u1ef1c ti\u1ebfp, nh\u01b0ng kh\u00f4ng theo m\u1ed9t khu\u00f4n m\u1eabu c\u1ed1 \u0111\u1ecbnh, cho ph\u00e9p ng\u01b0\u1eddi tham gia t\u1ef1 do chia s\u1ebb v\u00e0 nh\u00e0 nghi\u00ean c\u1ee9u c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh c\u00e2u h\u1ecfi theo di\u1ec5n bi\u1ebfn c\u1ee7a cu\u1ed9c tr\u00f2 chuy\u1ec7n. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00f9ng trong nghi\u00ean c\u1ee9u x\u00e3 h\u1ed9i, t\u00e2m l\u00fd, v\u00e0 nghi\u00ean c\u1ee9u th\u1ecb tr\u01b0\u1eddng, gi\u00fap ph\u00e1t hi\u1ec7n nh\u1eefng \u0111\u1ed9ng l\u1ef1c s\u00e2u xa, c\u00e1c y\u1ebfu t\u1ed1 c\u1ea3m x\u00fac ho\u1eb7c nh\u1eefng y\u1ebfu t\u1ed1 kh\u00f3 nh\u1eadn bi\u1ebft t\u1eeb c\u00e1c ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ecbnh l\u01b0\u1ee3ng.<\/p>\n<h4 style=\"text-align: justify\"><span class=\"ez-toc-section\" id=\"Thao_luan_nhom_tap_trung_Focus_Group\"><\/span>Th\u1ea3o lu\u1eadn nh\u00f3m t\u1eadp trung (Focus Group)<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p style=\"text-align: justify\">Th\u1ea3o lu\u1eadn nh\u00f3m t\u1eadp trung l\u00e0 ph\u01b0\u01a1ng ph\u00e1p thu th\u1eadp d\u1eef li\u1ec7u \u0111\u1ecbnh t\u00ednh th\u00f4ng qua vi\u1ec7c m\u1eddi m\u1ed9t nh\u00f3m ng\u01b0\u1eddi tham gia v\u00e0o cu\u1ed9c tr\u00f2 chuy\u1ec7n c\u00f3 h\u01b0\u1edbng d\u1eabn b\u1edfi m\u1ed9t ng\u01b0\u1eddi \u0111i\u1ec1u ph\u1ed1i. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y gi\u00fap nh\u00e0 nghi\u00ean c\u1ee9u kh\u00e1m ph\u00e1 c\u00e1c quan \u0111i\u1ec3m \u0111a d\u1ea1ng v\u00e0 t\u01b0\u01a1ng t\u00e1c gi\u1eefa c\u00e1c th\u00e0nh vi\u00ean trong nh\u00f3m, t\u1eeb \u0111\u00f3 hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 c\u00e1ch suy ngh\u0129 v\u00e0 h\u00e0nh vi c\u1ee7a nh\u00f3m \u0111\u1ed1i t\u01b0\u1ee3ng m\u1ee5c ti\u00eau. M\u1ed7i th\u00e0nh vi\u00ean c\u00f3 th\u1ec3 chia s\u1ebb \u00fd ki\u1ebfn c\u00e1 nh\u00e2n v\u00e0 ph\u1ea3n h\u1ed3i l\u1eabn nhau, \u0111i\u1ec1u n\u00e0y t\u1ea1o n\u00ean m\u1ed9t kh\u00f4ng gian trao \u0111\u1ed5i phong ph\u00fa v\u00e0 n\u0103ng \u0111\u1ed9ng. Ph\u01b0\u01a1ng ph\u00e1p th\u1ea3o lu\u1eadn nh\u00f3m th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng trong nghi\u00ean c\u1ee9u Marketing v\u00e0 truy\u1ec1n th\u00f4ng, gi\u00fap t\u00ecm hi\u1ec3u s\u00e2u h\u01a1n v\u1ec1 s\u1ef1 y\u00eau th\u00edch c\u1ee7a kh\u00e1ch h\u00e0ng, c\u00e1c \u00fd t\u01b0\u1edfng s\u1ea3n ph\u1ea9m m\u1edbi ho\u1eb7c nh\u1eefng y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn quy\u1ebft \u0111\u1ecbnh mua h\u00e0ng.<\/p>\n<h4 style=\"text-align: justify\"><span class=\"ez-toc-section\" id=\"Quan_sat_Thuc_dia_Field_Observation\"><\/span>Quan s\u00e1t Th\u1ef1c \u0111\u1ecba (Field Observation)<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p style=\"text-align: justify\">Quan s\u00e1t th\u1ef1c \u0111\u1ecba l\u00e0 ph\u01b0\u01a1ng ph\u00e1p nh\u00e0 nghi\u00ean c\u1ee9u t\u1ef1 tham gia ho\u1eb7c quan s\u00e1t tr\u1ef1c ti\u1ebfp ho\u1ea1t \u0111\u1ed9ng c\u1ee7a ng\u01b0\u1eddi \u0111\u01b0\u1ee3c nghi\u00ean c\u1ee9u trong m\u00f4i tr\u01b0\u1eddng t\u1ef1 nhi\u00ean c\u1ee7a h\u1ecd. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y kh\u00f4ng ch\u1ec9 thu th\u1eadp d\u1eef li\u1ec7u v\u1ec1 h\u00e0nh vi m\u00e0 c\u00f2n bao g\u1ed3m c\u1ea3 nh\u1eefng y\u1ebfu t\u1ed1 m\u00f4i tr\u01b0\u1eddng, b\u1ed1i c\u1ea3nh x\u00e3 h\u1ed9i xung quanh \u0111\u1ed1i t\u01b0\u1ee3ng nghi\u00ean c\u1ee9u. V\u00ed d\u1ee5, trong nghi\u00ean c\u1ee9u h\u00e0nh vi ti\u00eau d\u00f9ng, nh\u00e0 nghi\u00ean c\u1ee9u c\u00f3 th\u1ec3 quan s\u00e1t c\u00e1ch kh\u00e1ch h\u00e0ng di chuy\u1ec3n v\u00e0 ch\u1ecdn s\u1ea3n ph\u1ea9m trong c\u1eeda h\u00e0ng, gi\u00fap ph\u00e1t hi\u1ec7n c\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn quy\u1ebft \u0111\u1ecbnh mua s\u1eafm m\u00e0 kh\u00f4ng c\u1ea7n can thi\u1ec7p hay h\u1ecfi tr\u1ef1c ti\u1ebfp. Quan s\u00e1t th\u1ef1c \u0111\u1ecba r\u1ea5t h\u1eefu \u00edch trong nghi\u00ean c\u1ee9u x\u00e3 h\u1ed9i v\u00e0 nh\u00e2n ch\u1ee7ng h\u1ecdc, v\u00ec n\u00f3 cung c\u1ea5p c\u00e1i nh\u00ecn s\u00e2u s\u1eafc t\u1eeb ch\u00ednh tr\u1ea3i nghi\u1ec7m th\u1ef1c t\u1ebf c\u1ee7a ng\u01b0\u1eddi nghi\u00ean c\u1ee9u.<\/p>\n<h4 style=\"text-align: justify\"><span class=\"ez-toc-section\" id=\"Phan_tich_tai_lieu_va_noi_dung\"><\/span>Ph\u00e2n t\u00edch t\u00e0i li\u1ec7u v\u00e0 n\u1ed9i dung<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p style=\"text-align: justify\">Ph\u00e2n t\u00edch t\u00e0i li\u1ec7u l\u00e0 ph\u01b0\u01a1ng ph\u00e1p thu th\u1eadp d\u1eef li\u1ec7u \u0111\u1ecbnh t\u00ednh qua vi\u1ec7c \u0111\u1ecdc v\u00e0 ph\u00e2n t\u00edch c\u00e1c t\u00e0i li\u1ec7u \u0111\u00e3 c\u00f3 s\u1eb5n nh\u01b0 b\u00e1o c\u00e1o, t\u00e0i li\u1ec7u l\u1ecbch s\u1eed, ghi ch\u00e9p c\u00e1 nh\u00e2n, ho\u1eb7c n\u1ed9i dung truy\u1ec1n th\u00f4ng. T\u1eeb \u0111\u00f3, nh\u00e0 nghi\u00ean c\u1ee9u r\u00fat ra c\u00e1c ch\u1ee7 \u0111\u1ec1, m\u00f4 h\u00ecnh ho\u1eb7c \u00fd ngh\u0129a m\u00e0 nh\u1eefng t\u00e0i li\u1ec7u n\u00e0y ph\u1ea3n \u00e1nh. Ph\u01b0\u01a1ng ph\u00e1p ph\u00e2n t\u00edch n\u1ed9i dung th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng trong nghi\u00ean c\u1ee9u truy\u1ec1n th\u00f4ng, gi\u00e1o d\u1ee5c, v\u00e0 v\u0103n h\u00f3a. V\u00ed d\u1ee5, m\u1ed9t nh\u00e0 nghi\u00ean c\u1ee9u v\u1ec1 truy\u1ec1n th\u00f4ng c\u00f3 th\u1ec3 ph\u00e2n t\u00edch b\u00e0i b\u00e1o, m\u1ea1ng x\u00e3 h\u1ed9i v\u00e0 blog \u0111\u1ec3 hi\u1ec3u c\u00e1ch m\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1 x\u00e3 h\u1ed9i c\u1ee5 th\u1ec3 \u0111\u01b0\u1ee3c truy\u1ec1n t\u1ea3i v\u00e0 ti\u1ebfp nh\u1eadn b\u1edfi c\u1ed9ng \u0111\u1ed3ng. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch khi c\u1ea7n so s\u00e1nh quan \u0111i\u1ec3m qua c\u00e1c giai \u0111o\u1ea1n th\u1eddi gian ho\u1eb7c qua c\u00e1c ngu\u1ed3n kh\u00e1c nhau.<\/p>\n<h3 id=\"uu-nhuoc-diem-cua-nghien-cuu-dinh-tinh\" style=\"text-align: justify\"><span class=\"ez-toc-section\" id=\"Uu_%E2%80%93_nhuoc_diem_cua_nghien_cuu_dinh_tinh\"><\/span>\u01afu \u2013 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a nghi\u00ean c\u1ee9u \u0111\u1ecbnh t\u00ednh<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify\">\u01afu \u0111i\u1ec3m c\u1ee7a nghi\u00ean c\u1ee9u \u0111\u1ecbnh t\u00ednh<\/p>\n<ul>\n<li>\n<p style=\"text-align: justify\">Nh\u1edd s\u1ef1 tham gia ch\u1eb7t ch\u1ebd c\u1ee7a nh\u00e0 nghi\u00ean c\u1ee9u, nghi\u00ean c\u1ee9u \u0111\u1ecbnh t\u00ednh gi\u00fap gi\u00fap c\u00f3 \u0111\u01b0\u1ee3c c\u00e1i nh\u00ecn s\u00e2u s\u1eafc h\u01a1n v\u1ec1 l\u0129nh v\u1ef1c n\u00e0y. N\u00f3 cho ph\u00e9p nh\u00e0 nghi\u00ean c\u1ee9u t\u00ecm ra nh\u1eefng v\u1ea5n \u0111\u1ec1 th\u01b0\u1eddng b\u1ecb b\u1ecf s\u00f3t (ch\u1eb3ng h\u1ea1n nh\u01b0 s\u1ef1 tinh t\u1ebf v\u00e0 ph\u1ee9c t\u1ea1p) b\u1edfi c\u00e1c c\u00e2u h\u1ecfi mang t\u00ednh khoa h\u1ecdc, th\u1ef1c t\u1ebf h\u01a1n.<\/p>\n<\/li>\n<li>\n<p style=\"text-align: justify\">Nh\u1eefng m\u00f4 t\u1ea3 \u0111\u1ecbnh t\u00ednh c\u00f3 th\u1ec3 quan tr\u1ecdng trong vi\u1ec7c g\u1ee3i \u00fd c\u00e1c m\u1ed1i quan h\u1ec7, nguy\u00ean nh\u00e2n, t\u00e1c \u0111\u1ed9ng v\u00e0 c\u00e1c qu\u00e1 tr\u00ecnh c\u00f3 th\u1ec3 c\u00f3.<\/p>\n<\/li>\n<li>\n<p style=\"text-align: justify\">Ph\u00e2n t\u00edch \u0111\u1ecbnh t\u00ednh cho ph\u00e9p ph\u00e1t hi\u1ec7n s\u1ef1 m\u01a1 h\u1ed3\/m\u00e2u thu\u1eabn trong d\u1eef li\u1ec7u, ph\u1ea3n \u00e1nh th\u1ef1c t\u1ebf.<\/p>\n<\/li>\n<li>\n<p style=\"text-align: justify\">Nghi\u00ean c\u1ee9u \u0111\u1ecbnh t\u00ednh s\u1eed d\u1ee5ng phong c\u00e1ch mi\u00eau t\u1ea3, t\u01b0\u1eddng thu\u1eadt; nghi\u00ean c\u1ee9u n\u00e0y c\u00f3 th\u1ec3 mang l\u1ea1i l\u1ee3i \u00edch \u0111\u1eb7c bi\u1ec7t cho ng\u01b0\u1eddi th\u1ef1c hi\u1ec7n v\u00ec h\u1ecd c\u00f3 th\u1ec3 chuy\u1ec3n sang c\u00e1c b\u00e1o c\u00e1o \u0111\u1ecbnh t\u00ednh \u0111\u1ec3 ki\u1ec3m tra c\u00e1c d\u1ea1ng ki\u1ebfn \u200b\u200bth\u1ee9c c\u00f3 th\u1ec3 kh\u00f4ng c\u00f3 s\u1eb5n, t\u1eeb \u0111\u00f3 \u0111\u1ea1t \u0111\u01b0\u1ee3c c\u00e1i nh\u00ecn s\u00e2u s\u1eafc m\u1edbi.<\/p>\n<\/li>\n<li>\n<p style=\"text-align: justify\">Nghi\u00ean c\u1ee9u \u0111\u1ecbnh t\u00ednh cho ph\u00e9p kh\u00e1m ph\u00e1 chi ti\u1ebft c\u00e1c kh\u00eda c\u1ea1nh c\u1ee7a m\u1ed9t v\u1ea5n \u0111\u1ec1, thu th\u1eadp nh\u1eefng quan \u0111i\u1ec3m, tr\u1ea3i nghi\u1ec7m v\u00e0 \u00fd ki\u1ebfn c\u00e1 nh\u00e2n c\u1ee7a ng\u01b0\u1eddi tham gia. Nh\u1edd v\u1eady, nh\u00e0 nghi\u00ean c\u1ee9u c\u00f3 th\u1ec3 hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 c\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn h\u00e0nh vi, th\u00e1i \u0111\u1ed9 v\u00e0 suy ngh\u0129 c\u1ee7a h\u1ecd.<\/p>\n<\/li>\n<\/ul>\n<p style=\"text-align: justify\">Nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a nghi\u00ean c\u1ee9u \u0111\u1ecbnh t\u00ednh<\/p>\n<ul>\n<li>\n<p style=\"text-align: justify\">Do t\u1ed1n th\u1eddi gian v\u00e0 chi ph\u00ed n\u00ean c\u00e1c thi\u1ebft k\u1ebf \u0111\u1ecbnh t\u00ednh th\u01b0\u1eddng kh\u00f4ng l\u1ea5y m\u1eabu t\u1eeb c\u00e1c t\u1eadp d\u1eef li\u1ec7u quy m\u00f4 l\u1edbn.<\/p>\n<\/li>\n<li>\n<p style=\"text-align: justify\">V\u1ea5n \u0111\u1ec1 v\u1ec1 t\u00ednh gi\u00e1 tr\u1ecb ho\u1eb7c \u0111\u1ed9 tin c\u1eady \u0111\u1ea7y \u0111\u1ee7 l\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1 b\u1ecb ch\u1ec9 tr\u00edch l\u1edbn. Do t\u00ednh ch\u1ea5t ch\u1ee7 quan c\u1ee7a d\u1eef li\u1ec7u \u0111\u1ecbnh t\u00ednh v\u00e0 ngu\u1ed3n g\u1ed1c c\u1ee7a n\u00f3 trong c\u00e1c b\u1ed1i c\u1ea3nh ri\u00eang l\u1ebb n\u00ean r\u1ea5t kh\u00f3 \u00e1p d\u1ee5ng c\u00e1c ti\u00eau chu\u1ea9n th\u00f4ng th\u01b0\u1eddng v\u1ec1 \u0111\u1ed9 tin c\u1eady v\u00e0 gi\u00e1 tr\u1ecb.<\/p>\n<\/li>\n<li>\n<p style=\"text-align: justify\">Th\u1eddi gian c\u1ea7n thi\u1ebft \u0111\u1ec3 thu th\u1eadp, ph\u00e2n t\u00edch v\u00e0 gi\u1ea3i th\u00edch d\u1eef li\u1ec7u r\u1ea5t d\u00e0i. Ph\u00e2n t\u00edch d\u1eef li\u1ec7u \u0111\u1ecbnh t\u00ednh l\u00e0 kh\u00f3 kh\u0103n v\u00e0 c\u1ea7n c\u00f3 ki\u1ebfn \u200b\u200bth\u1ee9c chuy\u00ean m\u00f4n v\u1ec1 l\u0129nh v\u1ef1c \u0111\u00f3 \u0111\u1ec3 di\u1ec5n gi\u1ea3i d\u1eef li\u1ec7u \u0111\u1ecbnh t\u00ednh.<\/p>\n<\/li>\n<\/ul>\n<p style=\"text-align: center\"><img decoding=\"async\" alt=\"nghi\u00ean c\u1ee9u \u0111\u1ecbnh t\u00ednh\" src=\"https:\/\/www.pace.edu.vn\/uploads\/news\/2024\/04\/2-nghien-cuu-dinh-tinh-la-gi.jpg\" style=\"width: 1000px;height: 525px\"><br \/>\n<em>Nghi\u00ean c\u1ee9u \u0111\u1ecbnh t\u00ednh l\u00e0 ph\u01b0\u01a1ng ph\u00e1p nghi\u00ean c\u1ee9u s\u1eed d\u1ee5ng d\u1eef li\u1ec7u phi s\u1ed1 li\u1ec7u \u0111\u1ec3 thu th\u1eadp th\u00f4ng tin v\u00e0 hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 m\u1ed9t v\u1ea5n \u0111\u1ec1 ho\u1eb7c hi\u1ec7n t\u01b0\u1ee3ng<\/em><\/p>\n<h2 id=\"quy-trinh-nghien-cuu-dinh-luong-va-dinh-tinh\"><span class=\"ez-toc-section\" id=\"Quy_trinh_nghien_cuu_dinh_luong_va_dinh_tinh\"><\/span>Quy tr\u00ecnh nghi\u00ean c\u1ee9u \u0111\u1ecbnh l\u01b0\u1ee3ng v\u00e0 \u0111\u1ecbnh t\u00ednh<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ol>\n<li>B\u01b0\u1edbc 1: X\u00e1c \u0111\u1ecbnh v\u1ea5n \u0111\u1ec1 nghi\u00ean c\u1ee9u<\/li>\n<li>B\u01b0\u1edbc 2: Nghi\u00ean c\u1ee9u t\u00e0i li\u1ec7u<\/li>\n<li>B\u01b0\u1edbc 3: L\u1ef1a ch\u1ecdn ph\u01b0\u01a1ng ph\u00e1p nghi\u00ean c\u1ee9u<\/li>\n<li>B\u01b0\u1edbc 4: Thu th\u1eadp d\u1eef li\u1ec7u<\/li>\n<li>B\u01b0\u1edbc 5: Ph\u00e2n t\u00edch d\u1eef li\u1ec7u<\/li>\n<li>B\u01b0\u1edbc 6: Di\u1ec5n \u0111\u1ea1t k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u<\/li>\n<li>B\u01b0\u1edbc 7: R\u00fat ra k\u1ebft lu\u1eadn<\/li>\n<\/ol>\n<h3 id=\"buoc-1-xac-dinh-van-de-nghien-cuu\" style=\"text-align: justify\"><span class=\"ez-toc-section\" id=\"Buoc_1_Xac_dinh_van_de_nghien_cuu\"><\/span>B\u01b0\u1edbc 1: X\u00e1c \u0111\u1ecbnh v\u1ea5n \u0111\u1ec1 nghi\u00ean c\u1ee9u<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify\">B\u1eaft \u0111\u1ea7u b\u1eb1ng vi\u1ec7c x\u00e1c \u0111\u1ecbnh v\u1ea5n \u0111\u1ec1 c\u1ea7n gi\u1ea3i quy\u1ebft ho\u1eb7c c\u00e2u h\u1ecfi nghi\u00ean c\u1ee9u c\u1ea7n tr\u1ea3 l\u1eddi. Ph\u00e2n t\u00edch b\u1ed1i c\u1ea3nh v\u00e0 t\u1ea7m quan tr\u1ecdng c\u1ee7a v\u1ea5n \u0111\u1ec1, \u0111\u1ed3ng th\u1eddi x\u00e1c \u0111\u1ecbnh m\u1ee5c ti\u00eau nghi\u00ean c\u1ee9u c\u1ee5 th\u1ec3, r\u00f5 r\u00e0ng ngay t\u1eeb \u0111\u1ea7u. Vi\u1ec7c n\u00e0y gi\u00fap \u0111\u1ecbnh h\u01b0\u1edbng cho to\u00e0n b\u1ed9 qu\u00e1 tr\u00ecnh nghi\u00ean c\u1ee9u v\u00e0 \u0111\u1ea3m b\u1ea3o k\u1ebft qu\u1ea3 thu \u0111\u01b0\u1ee3c c\u00f3 gi\u00e1 tr\u1ecb th\u1ef1c ti\u1ec5n.<\/p>\n<h3 id=\"buoc-2-nghien-cuu-tai-lieu\" style=\"text-align: justify\"><span class=\"ez-toc-section\" id=\"Buoc_2_Nghien_cuu_tai_lieu\"><\/span>B\u01b0\u1edbc 2: Nghi\u00ean c\u1ee9u t\u00e0i li\u1ec7u<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify\">T\u00ecm ki\u1ebfm v\u00e0 nghi\u00ean c\u1ee9u c\u00e1c t\u00e0i li\u1ec7u li\u00ean quan \u0111\u1ebfn ch\u1ee7 \u0111\u1ec1 nghi\u00ean c\u1ee9u, nh\u01b0 s\u00e1ch, b\u00e0i b\u00e1o khoa h\u1ecdc, b\u00e1o c\u00e1o nghi\u00ean c\u1ee9u,&#8230; X\u00e1c \u0111\u1ecbnh c\u00e1c l\u00fd thuy\u1ebft, m\u00f4 h\u00ecnh v\u00e0 ki\u1ebfn th\u1ee9c n\u1ec1n t\u1ea3ng li\u00ean quan. Ph\u00e2n t\u00edch c\u00e1c nghi\u00ean c\u1ee9u tr\u01b0\u1edbc \u0111\u00e2y v\u1ec1 ch\u1ee7 \u0111\u1ec1 \u0111\u1ec3 hi\u1ec3u r\u00f5 h\u01a1n c\u0169ng nh\u01b0 tr\u00e1nh l\u1eb7p l\u1ea1i nh\u1eefng sai l\u1ea7m \u0111\u00e3 c\u00f3.<\/p>\n<h3 id=\"buoc-3-lua-chon-phuong-phap-nghien-cuu\"><span class=\"ez-toc-section\" id=\"Buoc_3_Lua_chon_phuong_phap_nghien_cuu\"><\/span>B\u01b0\u1edbc 3: L\u1ef1a ch\u1ecdn ph\u01b0\u01a1ng ph\u00e1p nghi\u00ean c\u1ee9u<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify\">L\u1ef1a ch\u1ecdn ph\u01b0\u01a1ng ph\u00e1p nghi\u00ean c\u1ee9u ph\u00f9 h\u1ee3p v\u1edbi m\u1ee5c ti\u00eau, t\u00ednh ch\u1ea5t c\u1ee7a v\u1ea5n \u0111\u1ec1 v\u00e0 d\u1eef li\u1ec7u c\u1ea7n thu th\u1eadp. C\u00f3 th\u1ec3 s\u1eed d\u1ee5ng m\u1ed9t ho\u1eb7c k\u1ebft h\u1ee3p nhi\u1ec1u ph\u01b0\u01a1ng ph\u00e1p nghi\u00ean c\u1ee9u \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng \u0111\u1ed9 tin c\u1eady v\u00e0 hi\u1ec7u qu\u1ea3 c\u1ee7a nghi\u00ean c\u1ee9u. V\u00ed d\u1ee5, nghi\u00ean c\u1ee9u \u0111\u1ecbnh t\u00ednh c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng ph\u1ecfng v\u1ea5n, quan s\u00e1t tham gia, th\u1ea3o lu\u1eadn nh\u00f3m t\u1eadp trung,&#8230; trong khi nghi\u00ean c\u1ee9u \u0111\u1ecbnh l\u01b0\u1ee3ng c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng kh\u1ea3o s\u00e1t, b\u1ea3ng c\u00e2u h\u1ecfi, th\u00ed nghi\u1ec7m,&#8230;<\/p>\n<h3 id=\"buoc-4-thu-thap-du-lieu\" style=\"text-align: justify\"><span class=\"ez-toc-section\" id=\"Buoc_4_Thu_thap_du_lieu\"><\/span>B\u01b0\u1edbc 4: Thu th\u1eadp d\u1eef li\u1ec7u<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify\">Thi\u1ebft k\u1ebf c\u00e1c c\u00f4ng c\u1ee5 thu th\u1eadp d\u1eef li\u1ec7u ph\u00f9 h\u1ee3p v\u1edbi ph\u01b0\u01a1ng ph\u00e1p nghi\u00ean c\u1ee9u \u0111\u00e3 ch\u1ecdn. V\u00ed d\u1ee5, n\u1ebfu s\u1eed d\u1ee5ng ph\u1ecfng v\u1ea5n, c\u1ea7n thi\u1ebft k\u1ebf b\u1ea3ng c\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n ph\u00f9 h\u1ee3p, \u0111\u1ea7y \u0111\u1ee7. Thu th\u1eadp d\u1eef li\u1ec7u t\u1eeb \u0111\u1ed1i t\u01b0\u1ee3ng nghi\u00ean c\u1ee9u m\u1ed9t c\u00e1ch c\u1ea9n th\u1eadn, \u0111\u1ea3m b\u1ea3o d\u1eef li\u1ec7u thu th\u1eadp \u0111\u01b0\u1ee3c \u0111\u1ea7y \u0111\u1ee7, trung th\u1ef1c v\u00e0 ph\u00f9 h\u1ee3p v\u1edbi m\u1ee5c ti\u00eau nghi\u00ean c\u1ee9u.<\/p>\n<h3 id=\"buoc-5-phan-tich-du-lieu\" style=\"text-align: justify\"><span class=\"ez-toc-section\" id=\"Buoc_5_Phan_tich_du_lieu\"><\/span>B\u01b0\u1edbc 5: Ph\u00e2n t\u00edch d\u1eef li\u1ec7u<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify\">\u00c1p d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ph\u00e2n t\u00edch d\u1eef li\u1ec7u ph\u00f9 h\u1ee3p v\u1edbi ph\u01b0\u01a1ng ph\u00e1p nghi\u00ean c\u1ee9u v\u00e0 lo\u1ea1i d\u1eef li\u1ec7u thu th\u1eadp. V\u00ed d\u1ee5, \u0111\u1ed1i v\u1edbi d\u1eef li\u1ec7u \u0111\u1ecbnh t\u00ednh, c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng ph\u00e2n t\u00edch n\u1ed9i dung, so s\u00e1nh \u0111\u1ed1i chi\u1ebfu; \u0111\u1ed1i v\u1edbi d\u1eef li\u1ec7u \u0111\u1ecbnh l\u01b0\u1ee3ng, c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p th\u1ed1ng k\u00ea. Gi\u1ea3i th\u00edch \u00fd ngh\u0129a c\u1ee7a d\u1eef li\u1ec7u v\u00e0 r\u00fat ra k\u1ebft lu\u1eadn d\u1ef1a tr\u00ean d\u1eef li\u1ec7u \u0111\u00e3 ph\u00e2n t\u00edch.<\/p>\n<h3 id=\"buoc-6-dien-dat-ket-qua-nghien-cuu\"><span class=\"ez-toc-section\" id=\"Buoc_6_Dien_dat_ket_qua_nghien_cuu\"><\/span>B\u01b0\u1edbc 6: Di\u1ec5n \u0111\u1ea1t k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify\">Vi\u1ebft b\u00e1o c\u00e1o nghi\u00ean c\u1ee9u tr\u00ecnh b\u00e0y r\u00f5 r\u00e0ng c\u00e1c m\u1ee5c ti\u00eau, ph\u01b0\u01a1ng ph\u00e1p, k\u1ebft qu\u1ea3 v\u00e0 k\u1ebft lu\u1eadn c\u1ee7a nghi\u00ean c\u1ee9u. B\u00e1o c\u00e1o c\u1ea7n c\u00f3 t\u00ednh logic, khoa h\u1ecdc v\u00e0 d\u1ec5 hi\u1ec3u, \u0111\u1ed3ng th\u1eddi \u0111\u1ea3m b\u1ea3o t\u00ednh ch\u00ednh x\u00e1c v\u00e0 trung th\u1ef1c c\u1ee7a th\u00f4ng tin.<\/p>\n<h3 id=\"buoc-7-rut-ra-ket-luan\" style=\"text-align: justify\"><span class=\"ez-toc-section\" id=\"Buoc_7_Rut_ra_ket_luan\"><\/span>B\u01b0\u1edbc 7: R\u00fat ra k\u1ebft lu\u1eadn<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify\">D\u1ef1a tr\u00ean k\u1ebft qu\u1ea3 thu th\u1eadp \u0111\u01b0\u1ee3c, nh\u00e0 nghi\u00ean c\u1ee9u c\u1ea7n \u0111\u01b0a ra k\u1ebft lu\u1eadn r\u00f5 r\u00e0ng, s\u00fac t\u00edch v\u00e0 d\u1ec5 hi\u1ec3u, gi\u1ea3i th\u00edch \u00fd ngh\u0129a c\u1ee7a d\u1eef li\u1ec7u v\u00e0 tr\u1ea3 l\u1eddi c\u00e1c c\u00e2u h\u1ecfi nghi\u00ean c\u1ee9u ban \u0111\u1ea7u. Vi\u1ec7c so s\u00e1nh k\u1ebft qu\u1ea3 v\u1edbi c\u00e1c nghi\u00ean c\u1ee9u tr\u01b0\u1edbc \u0111\u00e2y v\u00e0 n\u00eau ra nh\u1eefng h\u1ea1n ch\u1ebf c\u1ee7a nghi\u00ean c\u1ee9u c\u0169ng g\u00f3p ph\u1ea7n c\u1ee7ng c\u1ed1 t\u00ednh ch\u00ednh x\u00e1c c\u0169ng nh\u01b0 \u0111\u1ed9 tin c\u1eady c\u1ee7a k\u1ebft lu\u1eadn.<\/p>\n<p style=\"text-align: center\"><img decoding=\"async\" alt=\"quy tr\u00ecnh nghi\u00ean c\u1ee9u \u0111\u1ecbnh l\u01b0\u1ee3ng \u0111\u1ecbnh t\u00ednh\" src=\"https:\/\/www.pace.edu.vn\/uploads\/news\/2024\/04\/0-quy-trinh-nghien-cuu-dinh-tinh-dinh-luong.jpg\" style=\"width: 1000px;height: 525px\"><br \/>\n<em>C\u00e1c x\u00e1c \u0111\u1ecbnh v\u1ea5n \u0111\u1ec1 tr\u01b0\u1edbc khi th\u1ef1c hi\u1ec7n nghi\u00ean c\u1ee9u \u0111\u1ecbnh t\u00ednh, \u0111\u1ecbnh l\u01b0\u1ee3ng<\/em><\/p>\n<h2 id=\"phan-biet-dinh-luong-va-dinh-tinh-khac-nhau-nhu-the-nao\"><span class=\"ez-toc-section\" id=\"Phan_biet_dinh_luong_va_dinh_tinh_khac_nhau_nhu_the_nao\"><\/span>Ph\u00e2n bi\u1ec7t \u0111\u1ecbnh l\u01b0\u1ee3ng v\u00e0 \u0111\u1ecbnh t\u00ednh kh\u00e1c nhau nh\u01b0 th\u1ebf n\u00e0o?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: justify\">\u0110\u1ecbnh l\u01b0\u1ee3ng t\u1eadp trung v\u00e0o \u0111o l\u01b0\u1eddng v\u00e0 ph\u00e2n t\u00edch th\u1ed1ng k\u00ea d\u1eef li\u1ec7u s\u1ed1 \u0111\u1ec3 ki\u1ec3m ch\u1ee9ng gi\u1ea3 thuy\u1ebft v\u00e0 t\u1ed5ng qu\u00e1t h\u00f3a k\u1ebft qu\u1ea3. Ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ecbnh l\u01b0\u1ee3ng ph\u00f9 h\u1ee3p khi c\u1ea7n k\u1ebft qu\u1ea3 kh\u00e1ch quan, c\u00f3 th\u1ec3 \u0111o l\u01b0\u1eddng v\u00e0 so s\u00e1nh.\u00a0\u0110\u1ecbnh t\u00ednh t\u1eadp trung v\u00e0o vi\u1ec7c hi\u1ec3u s\u00e2u v\u1ec1 \u00fd ngh\u0129a, quan \u0111i\u1ec3m v\u00e0 tr\u1ea3i nghi\u1ec7m, th\u00f4ng qua d\u1eef li\u1ec7u phi s\u1ed1 li\u1ec7u. Ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ecbnh t\u00ednh ph\u00f9 h\u1ee3p khi c\u1ea7n kh\u00e1m ph\u00e1, di\u1ec5n gi\u1ea3i v\u00e0 hi\u1ec3u r\u00f5 b\u1ed1i c\u1ea3nh, th\u01b0\u1eddng kh\u00f4ng nh\u1eb1m m\u1ee5c \u0111\u00edch t\u1ed5ng qu\u00e1t h\u00f3a.<\/p>\n<p style=\"text-align: justify\">S\u1ef1 k\u1ebft h\u1ee3p c\u1ea3 hai ph\u01b0\u01a1ng ph\u00e1p trong nghi\u00ean c\u1ee9u c\u00f3 th\u1ec3 cung c\u1ea5p m\u1ed9t c\u00e1i nh\u00ecn to\u00e0n di\u1ec7n h\u01a1n v\u1ec1 v\u1ea5n \u0111\u1ec1, k\u1ebft h\u1ee3p gi\u1eefa chi\u1ec1u r\u1ed9ng (\u0111\u1ecbnh l\u01b0\u1ee3ng) v\u00e0 chi\u1ec1u s\u00e2u (\u0111\u1ecbnh t\u00ednh).<\/p>\n<table align=\"center\" cellpadding=\"5\" cellspacing=\"1\" style=\"width:80%\">\n<tr>\n<td style=\"border-color:#000000;border-style:solid;border-width:1px;vertical-align:middle\">\n<p style=\"text-align: center\">\u0110\u1eb7c \u0111i\u1ec3m<\/p>\n<\/td>\n<td style=\"border-color:#000000;border-style:solid;border-width:1px;vertical-align:middle\">\n<p style=\"text-align: center\">\u0110\u1ecbnh l\u01b0\u1ee3ng<\/p>\n<\/td>\n<td style=\"border-color:#000000;border-style:solid;border-width:1px;vertical-align:middle\">\n<p style=\"text-align: center\">\u0110\u1ecbnh t\u00ednh<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color:#000000;border-style:solid;border-width:1px;vertical-align:middle\">\n<p style=\"text-align: center\">Lo\u1ea1i d\u1eef li\u1ec7u<\/p>\n<\/td>\n<td style=\"border-color:#000000;border-style:solid;border-width:1px;vertical-align:middle\">\n<p style=\"text-align: justify\">S\u1ed1 li\u1ec7u, con s\u1ed1<\/p>\n<\/td>\n<td style=\"border-color:#000000;border-style:solid;border-width:1px;vertical-align:middle\">\n<p style=\"text-align: justify\">M\u00f4 t\u1ea3, v\u0103n b\u1ea3n, \u00fd ki\u1ebfn<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color:#000000;border-style:solid;border-width:1px;vertical-align:middle\">\n<p style=\"text-align: center\">M\u1ee5c \u0111\u00edch<\/p>\n<\/td>\n<td style=\"border-color:#000000;border-style:solid;border-width:1px;vertical-align:middle\">\n<p style=\"text-align: justify\">Thu th\u1eadp d\u1eef li\u1ec7u s\u1ed1 li\u1ec7u \u0111\u1ec3 \u0111o l\u01b0\u1eddng, ki\u1ec3m tra m\u1ed1i quan h\u1ec7 gi\u1eefa c\u00e1c bi\u1ebfn s\u1ed1, \u0111\u01b0a ra k\u1ebft lu\u1eadn kh\u00e1i qu\u00e1t h\u00f3a<\/p>\n<\/td>\n<td style=\"border-color:#000000;border-style:solid;border-width:1px;vertical-align:middle\">\n<p style=\"text-align: justify\">Thu th\u1eadp d\u1eef li\u1ec7u phi s\u1ed1 li\u1ec7u (nh\u01b0 v\u0103n b\u1ea3n, h\u00ecnh \u1ea3nh) \u0111\u1ec3 hi\u1ec3u s\u00e2u s\u1eafc tr\u1ea3i nghi\u1ec7m, h\u00e0nh vi, quan \u0111i\u1ec3m c\u1ee7a \u0111\u1ed1i t\u01b0\u1ee3ng nghi\u00ean c\u1ee9u<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color:#000000;border-style:solid;border-width:1px;vertical-align:middle\">\n<p style=\"text-align: center\">Ph\u01b0\u01a1ng ph\u00e1p thu th\u1eadp d\u1eef li\u1ec7u<\/p>\n<\/td>\n<td style=\"border-color:#000000;border-style:solid;border-width:1px;vertical-align:middle\">\n<p style=\"text-align: justify\">Kh\u1ea3o s\u00e1t, th\u00ed nghi\u1ec7m, quan s\u00e1t c\u00f3 c\u1ea5u tr\u00fac, \u0111o l\u01b0\u1eddng k\u1ebft qu\u1ea3 l\u00e2m s\u00e0ng<\/p>\n<\/td>\n<td style=\"border-color:#000000;border-style:solid;border-width:1px;vertical-align:middle\">\n<p style=\"text-align: justify\">Ph\u1ecfng v\u1ea5n, ph\u1ecfng v\u1ea5n nh\u00f3m, kh\u1ea3o s\u00e1t b\u1eb1ng c\u00e2u h\u1ecfi, ph\u1ecfng v\u1ea5n phi c\u1ea5u tr\u00fac<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color:#000000;border-style:solid;border-width:1px;vertical-align:middle\">\n<p style=\"text-align: center\">Ph\u01b0\u01a1ng ph\u00e1p ph\u00e2n t\u00edch d\u1eef li\u1ec7u<\/p>\n<\/td>\n<td style=\"border-color:#000000;border-style:solid;border-width:1px;vertical-align:middle\">\n<p style=\"text-align: justify\">Th\u1ed1ng k\u00ea, m\u00f4 h\u00ecnh to\u00e1n h\u1ecdc<\/p>\n<\/td>\n<td style=\"border-color:#000000;border-style:solid;border-width:1px;vertical-align:middle\">\n<p style=\"text-align: justify\">Ph\u00e2n t\u00edch n\u1ed9i dung, ph\u00e2n t\u00edch ch\u1ee7 \u0111\u1ec1<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color:#000000;border-style:solid;border-width:1px;vertical-align:middle\">\n<p style=\"text-align: center\">\u01afu \u0111i\u1ec3m<\/p>\n<\/td>\n<td style=\"border-color:#000000;border-style:solid;border-width:1px;vertical-align:middle\">\n<p style=\"text-align: justify\">Kh\u1ea3 n\u0103ng kh\u00e1i qu\u00e1t h\u00f3a cao, \u0111\u1ed9 tin c\u1eady cao, d\u1ec5 d\u00e0ng so s\u00e1nh d\u1eef li\u1ec7u<\/p>\n<\/td>\n<td style=\"border-color:#000000;border-style:solid;border-width:1px;vertical-align:middle\">\n<p style=\"text-align: justify\">Chi ti\u1ebft, s\u00e2u s\u1eafc, hi\u1ec3u \u0111\u01b0\u1ee3c \u00fd ki\u1ebfn c\u00e1 nh\u00e2n<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color:#000000;border-style:solid;border-width:1px;vertical-align:middle\">\n<p style=\"text-align: center\">Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/p>\n<\/td>\n<td style=\"border-color:#000000;border-style:solid;border-width:1px;vertical-align:middle\">\n<p style=\"text-align: justify\">Chi ph\u00ed cao, thi\u1ebfu t\u00ednh linh ho\u1ea1t, y\u00eau c\u1ea7u ki\u1ebfn th\u1ee9c chuy\u00ean m\u00f4n<\/p>\n<\/td>\n<td style=\"border-color:#000000;border-style:solid;border-width:1px;vertical-align:middle\">\n<p style=\"text-align: justify\">Kh\u00f3 kh\u00e1i qu\u00e1t h\u00f3a, mang t\u00ednh ch\u1ee7 quan, kh\u00f3 kh\u0103n trong vi\u1ec7c ki\u1ec3m tra t\u00ednh tin c\u1eady<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color:#000000;border-style:solid;border-width:1px;vertical-align:middle\">\n<p style=\"text-align: center\">V\u00ed d\u1ee5<\/p>\n<\/td>\n<td style=\"border-color:#000000;border-style:solid;border-width:1px;vertical-align:middle\">\n<p style=\"text-align: justify\">C\u00e1c nh\u00e0 khoa h\u1ecdc ti\u1ebfn h\u00e0nh th\u00ed nghi\u1ec7m \u0111\u1ec3 ki\u1ec3m tra hi\u1ec7u qu\u1ea3 c\u1ee7a m\u1ed9t lo\u1ea1i thu\u1ed1c m\u1edbi trong \u0111i\u1ec1u tr\u1ecb b\u1ec7nh tim m\u1ea1ch. Th\u00ed nghi\u1ec7m \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n tr\u00ean hai nh\u00f3m b\u1ec7nh nh\u00e2n: nh\u00f3m s\u1eed d\u1ee5ng thu\u1ed1c m\u1edbi v\u00e0 nh\u00f3m s\u1eed d\u1ee5ng gi\u1ea3 d\u01b0\u1ee3c. Sau m\u1ed9t th\u1eddi gian theo d\u00f5i, c\u00e1c nh\u00e0 khoa h\u1ecdc so s\u00e1nh k\u1ebft qu\u1ea3 \u0111i\u1ec1u tr\u1ecb gi\u1eefa hai nh\u00f3m \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 hi\u1ec7u qu\u1ea3 c\u1ee7a thu\u1ed1c.<\/p>\n<\/td>\n<td style=\"border-color:#000000;border-style:solid;border-width:1px;vertical-align:middle\">\n<p>M\u1ed9t c\u00f4ng ty t\u1ed5 ch\u1ee9c nh\u00f3m th\u1ea3o lu\u1eadn chuy\u00ean gia \u0111\u1ec3 thu th\u1eadp \u00fd ki\u1ebfn v\u1ec1 chi\u1ebfn l\u01b0\u1ee3c marketing m\u1edbi c\u1ee7a c\u00f4ng ty.<\/p>\n<\/td>\n<\/tr>\n<\/table>\n<h2 id=\"vi-du-dinh-tinh-va-dinh-luong-ung-dung-trong-cac-linh-vuc\" style=\"text-align: justify\"><span class=\"ez-toc-section\" id=\"Vi_du_dinh_tinh_va_dinh_luong_ung_dung_trong_cac_linh_vuc\"><\/span>V\u00ed d\u1ee5 \u0111\u1ecbnh t\u00ednh v\u00e0 \u0111\u1ecbnh l\u01b0\u1ee3ng \u1ee9ng d\u1ee5ng trong c\u00e1c l\u0129nh v\u1ef1c<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ol>\n<li>Chuy\u1ec3n \u0111\u1ed5i s\u1ed1 c\u00f4ng<\/li>\n<li>Gi\u00e1o d\u1ee5c \u0111\u1ea1i h\u1ecdc<\/li>\n<li>T\u00e0i ch\u00ednh<\/li>\n<li>S\u1ea3n xu\u1ea5t n\u01b0\u1edbc tinh khi\u1ebft<\/li>\n<li>Ph\u00e2n bi\u1ec7t bi\u1ebfn \u0111\u1ecbnh t\u00ednh v\u00e0 bi\u1ebfn \u0111\u1ecbnh l\u01b0\u1ee3ng<\/li>\n<\/ol>\n<h3 id=\"vi-du-dinh-tinh-va-dinh-luong-trong-linh-vuc-chuyen-doi-so-cong\" style=\"text-align: justify\"><span class=\"ez-toc-section\" id=\"Vi_du_dinh_tinh_va_dinh_luong_trong_linh_vuc_chuyen_doi_so_cong\"><\/span>V\u00ed d\u1ee5 \u0111\u1ecbnh t\u00ednh v\u00e0 \u0111\u1ecbnh l\u01b0\u1ee3ng trong l\u0129nh v\u1ef1c chuy\u1ec3n \u0111\u1ed5i s\u1ed1 c\u00f4ng<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify\">Trong l\u0129nh v\u1ef1c chuy\u1ec3n \u0111\u1ed5i s\u1ed1 c\u00f4ng, vi\u1ec7c \u00e1p d\u1ee5ng d\u1eef li\u1ec7u \u0111\u1ecbnh t\u00ednh v\u00e0 \u0111\u1ecbnh l\u01b0\u1ee3ng gi\u00fap c\u00e1c c\u01a1 quan ch\u00ednh ph\u1ee7 hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 nhu c\u1ea7u v\u00e0 k\u1ef3 v\u1ecdng c\u1ee7a c\u00f4ng d\u00e2n, t\u1eeb \u0111\u00f3 c\u1ea3i thi\u1ec7n d\u1ecbch v\u1ee5 c\u00f4ng v\u00e0 s\u1ed1 l\u01b0\u1ee3ng c\u00f4ng d\u00e2n tham gia.\u00a0<\/p>\n<p style=\"text-align: justify\">D\u1eef li\u1ec7u \u0111\u1ecbnh t\u00ednh:<\/p>\n<ul>\n<li style=\"text-align: justify\">M\u00f4 t\u1ea3:\u00a0C\u01a1 quan X ti\u1ebfn h\u00e0nh c\u00e1c cu\u1ed9c ph\u1ecfng v\u1ea5n v\u00e0 nh\u00f3m t\u1eadp trung v\u1edbi ng\u01b0\u1eddi d\u00e2n \u0111\u1ec3 thu th\u1eadp \u00fd ki\u1ebfn v\u00e0 tr\u1ea3i nghi\u1ec7m c\u1ee7a h\u1ecd \u0111\u1ed1i v\u1edbi vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c d\u1ecbch v\u1ee5 c\u00f4ng tr\u1ef1c tuy\u1ebfn, bao g\u1ed3m \u0111\u1ed9 ti\u1ec7n l\u1ee3i, kh\u1ea3 n\u0103ng truy c\u1eadp\u00a0v\u00e0 m\u1ee9c \u0111\u1ed9 h\u00e0i l\u00f2ng. C\u00e1c bu\u1ed5i th\u1ea3o lu\u1eadn gi\u00fap c\u01a1 quan nh\u1eadn di\u1ec7n \u0111\u01b0\u1ee3c c\u00e1c v\u1ea5n \u0111\u1ec1, r\u00e0o c\u1ea3n v\u00e0 mong mu\u1ed1n c\u1ea3i thi\u1ec7n c\u1ee5 th\u1ec3 t\u1eeb ph\u00eda ng\u01b0\u1eddi d\u00f9ng.<\/li>\n<li style=\"text-align: justify\">V\u00ed d\u1ee5:\u00a0C\u00f4ng d\u00e2n c\u00f3 th\u1ec3 b\u00e0y t\u1ecf r\u1eb1ng vi\u1ec7c \u0111\u0103ng k\u00fd d\u1ecbch v\u1ee5 tr\u1ef1c tuy\u1ebfn qu\u00e1 ph\u1ee9c t\u1ea1p ho\u1eb7c trang web kh\u00f3 s\u1eed d\u1ee5ng tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng, nh\u01b0ng h\u1ecd \u0111\u00e1nh gi\u00e1 cao t\u00ednh n\u0103ng nh\u1eadn th\u00f4ng b\u00e1o qua email v\u1ec1 t\u00ecnh tr\u1ea1ng y\u00eau c\u1ea7u.<\/li>\n<\/ul>\n<p style=\"text-align: justify\">D\u1eef li\u1ec7u \u0111\u1ecbnh l\u01b0\u1ee3ng:<\/p>\n<ul>\n<li style=\"text-align: justify\">M\u00f4 t\u1ea3:\u00a0\u0110\u1ed3ng th\u1eddi, C\u01a1 quan X c\u0169ng thu th\u1eadp d\u1eef li\u1ec7u \u0111\u1ecbnh l\u01b0\u1ee3ng th\u00f4ng qua ph\u00e2n t\u00edch s\u1ed1 l\u1ea7n truy c\u1eadp v\u00e0 s\u1eed d\u1ee5ng c\u00e1c d\u1ecbch v\u1ee5 tr\u1ef1c tuy\u1ebfn, t\u1ef7 l\u1ec7 ho\u00e0n th\u00e0nh c\u00e1c th\u1ee7 t\u1ee5c tr\u1ef1c tuy\u1ebfn, th\u1eddi gian trung b\u00ecnh \u0111\u1ec3 gi\u1ea3i quy\u1ebft m\u1ed9t y\u00eau c\u1ea7u\u00a0v\u00e0 t\u1ef7 l\u1ec7 ph\u1ea3n h\u1ed3i t\u1eeb ng\u01b0\u1eddi d\u00f9ng sau khi s\u1eed d\u1ee5ng d\u1ecbch v\u1ee5.<\/li>\n<li style=\"text-align: justify\">V\u00ed d\u1ee5:\u00a0Ph\u00e2n t\u00edch cho th\u1ea5y c\u00f3 30% ng\u01b0\u1eddi d\u00f9ng b\u1ecf gi\u1eefa ch\u1eebng khi \u0111\u0103ng k\u00fd d\u1ecbch v\u1ee5 tr\u1ef1c tuy\u1ebfn\u00a0v\u00e0 th\u1eddi gian trung b\u00ecnh \u0111\u1ec3 gi\u1ea3i quy\u1ebft m\u1ed9t y\u00eau c\u1ea7u l\u00e0 5 ng\u00e0y.<\/li>\n<\/ul>\n<p style=\"text-align: justify\">K\u1ebft h\u1ee3p c\u1ea3 hai lo\u1ea1i d\u1eef li\u1ec7u, C\u01a1 quan X c\u00f3 th\u1ec3 nh\u1eadn ra r\u1eb1ng \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng chuy\u1ec3n \u0111\u1ed5i s\u1ed1 v\u00e0 n\u00e2ng cao s\u1ef1 h\u00e0i l\u00f2ng c\u1ee7a ng\u01b0\u1eddi d\u00e2n, h\u1ecd c\u1ea7n \u0111\u01a1n gi\u1ea3n h\u00f3a quy tr\u00ecnh \u0111\u0103ng k\u00fd tr\u1ef1c tuy\u1ebfn v\u00e0 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng truy c\u1eadp trang web tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng (Mobile web). D\u1eef li\u1ec7u \u0111\u1ecbnh t\u00ednh cung c\u1ea5p c\u00e1i nh\u00ecn s\u00e2u s\u1eafc v\u1ec1 tr\u1ea3i nghi\u1ec7m v\u00e0 mong mu\u1ed1n c\u1ee5 th\u1ec3 c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, trong khi d\u1eef li\u1ec7u \u0111\u1ecbnh l\u01b0\u1ee3ng ch\u1ec9 ra c\u1ea7n t\u1eadp trung v\u00e0o vi\u1ec7c gi\u1ea3m th\u1eddi gian gi\u1ea3i quy\u1ebft y\u00eau c\u1ea7u v\u00e0 t\u0103ng t\u1ef7 l\u1ec7 ho\u00e0n th\u00e0nh th\u1ee7 t\u1ee5c tr\u1ef1c tuy\u1ebfn. Qua \u0111\u00f3, c\u01a1 quan c\u00f3 th\u1ec3 ph\u00e1t tri\u1ec3n c\u00e1c gi\u1ea3i ph\u00e1p c\u00f4ng ngh\u1ec7 v\u00e0 quy tr\u00ecnh l\u00e0m vi\u1ec7c hi\u1ec7u qu\u1ea3 h\u01a1n, \u0111\u00e1p \u1ee9ng t\u1ed1t h\u01a1n nhu c\u1ea7u v\u00e0 k\u1ef3 v\u1ecdng c\u1ee7a c\u00f4ng d\u00e2n trong th\u1eddi \u0111\u1ea1i s\u1ed1.<\/p>\n<h3 id=\"vi-du-dinh-tinh-va-dinh-luong-trong-linh-vuc-giao-duc-dai-hoc\"><span class=\"ez-toc-section\" id=\"Vi_du_dinh_tinh_va_dinh_luong_trong_linh_vuc_giao_duc_dai_hoc\"><\/span>V\u00ed d\u1ee5 \u0111\u1ecbnh t\u00ednh v\u00e0 \u0111\u1ecbnh l\u01b0\u1ee3ng trong l\u0129nh v\u1ef1c gi\u00e1o d\u1ee5c \u0111\u1ea1i h\u1ecdc<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify\">Trong l\u0129nh v\u1ef1c gi\u00e1o d\u1ee5c \u0111\u1ea1i h\u1ecdc, vi\u1ec7c k\u1ebft h\u1ee3p d\u1eef li\u1ec7u \u0111\u1ecbnh t\u00ednh v\u00e0 \u0111\u1ecbnh l\u01b0\u1ee3ng gi\u00fap c\u00e1c tr\u01b0\u1eddng \u0111\u1ea1i h\u1ecdc hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 nhu c\u1ea7u v\u00e0 tr\u1ea3i nghi\u1ec7m c\u1ee7a sinh vi\u00ean, t\u1eeb \u0111\u00f3 c\u1ea3i thi\u1ec7n ch\u1ea5t l\u01b0\u1ee3ng gi\u00e1o d\u1ee5c v\u00e0 d\u1ecbch v\u1ee5 h\u1ed7 tr\u1ee3.\u00a0<\/p>\n<p style=\"text-align: justify\">D\u1eef li\u1ec7u \u0111\u1ecbnh t\u00ednh:<\/p>\n<ul>\n<li style=\"text-align: justify\">M\u00f4 t\u1ea3:\u00a0Tr\u01b0\u1eddng \u0110\u1ea1i h\u1ecdc D ti\u1ebfn h\u00e0nh c\u00e1c cu\u1ed9c ph\u1ecfng v\u1ea5n s\u00e2u v\u00e0 nh\u00f3m t\u1eadp trung v\u1edbi sinh vi\u00ean \u0111\u1ec3 thu th\u1eadp ph\u1ea3n h\u1ed3i v\u1ec1 c\u00e1c kh\u00f3a h\u1ecdc, ch\u01b0\u01a1ng tr\u00ecnh h\u1ecdc, m\u00f4i tr\u01b0\u1eddng h\u1ecdc t\u1eadp v\u00e0 d\u1ecbch v\u1ee5 sinh vi\u00ean. C\u00e1c bu\u1ed5i th\u1ea3o lu\u1eadn n\u00e0y gi\u00fap tr\u01b0\u1eddng hi\u1ec3u \u0111\u01b0\u1ee3c c\u1ea3m x\u00fac, k\u1ef3 v\u1ecdng\u00a0v\u00e0 nh\u1eefng th\u00e1ch th\u1ee9c m\u00e0 sinh vi\u00ean g\u1eb7p ph\u1ea3i trong qu\u00e1 tr\u00ecnh h\u1ecdc t\u1eadp.<\/li>\n<li style=\"text-align: justify\">V\u00ed d\u1ee5:\u00a0Sinh vi\u00ean c\u00f3 th\u1ec3 chia s\u1ebb v\u1ec1 s\u1ef1 kh\u00f3 kh\u0103n trong vi\u1ec7c ti\u1ebfp c\u1eadn ngu\u1ed3n l\u1ef1c h\u1ecdc t\u1eadp, nhu c\u1ea7u v\u1ec1 kh\u00f4ng gian h\u1ecdc nh\u00f3m, ho\u1eb7c mong mu\u1ed1n c\u00f3 th\u00eam s\u1ef1 h\u1ed7 tr\u1ee3 v\u1ec1 t\u01b0 v\u1ea5n ngh\u1ec1 nghi\u1ec7p.<\/li>\n<\/ul>\n<p style=\"text-align: justify\">D\u1eef li\u1ec7u \u0111\u1ecbnh l\u01b0\u1ee3ng:<\/p>\n<ul>\n<li style=\"text-align: justify\">M\u00f4 t\u1ea3:\u00a0Tr\u01b0\u1eddng \u0110\u1ea1i h\u1ecdc D c\u0169ng thu th\u1eadp d\u1eef li\u1ec7u \u0111\u1ecbnh l\u01b0\u1ee3ng th\u00f4ng qua c\u00e1c kh\u1ea3o s\u00e1t \u0111\u00e1nh gi\u00e1 kh\u00f3a h\u1ecdc, s\u1ed1 l\u01b0\u1ee3ng sinh vi\u00ean \u0111\u0103ng k\u00fd v\u00e0 ho\u00e0n th\u00e0nh c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh, t\u1ef7 l\u1ec7 t\u1ed1t nghi\u1ec7p\u00a0v\u00e0 t\u1ef7 l\u1ec7 sinh vi\u00ean c\u00f3 vi\u1ec7c l\u00e0m sau khi t\u1ed1t nghi\u1ec7p. D\u1eef li\u1ec7u n\u00e0y gi\u00fap tr\u01b0\u1eddng \u0111\u00e1nh gi\u00e1 hi\u1ec7u su\u1ea5t gi\u00e1o d\u1ee5c v\u00e0 m\u1ee9c \u0111\u1ed9 th\u00e0nh c\u00f4ng c\u1ee7a sinh vi\u00ean.<\/li>\n<li style=\"text-align: justify\">V\u00ed d\u1ee5:\u00a0Ph\u00e2n t\u00edch cho th\u1ea5y t\u1ef7 l\u1ec7 sinh vi\u00ean t\u1ed1t nghi\u1ec7p trong v\u00f2ng 4 n\u0103m l\u00e0 75%, nh\u01b0ng ch\u1ec9 60% sinh vi\u00ean t\u00ecm \u0111\u01b0\u1ee3c vi\u1ec7c l\u00e0m trong l\u0129nh v\u1ef1c c\u1ee7a m\u00ecnh sau 6 th\u00e1ng t\u1ed1t nghi\u1ec7p.<\/li>\n<\/ul>\n<p style=\"text-align: justify\">K\u1ebft h\u1ee3p c\u1ea3 hai lo\u1ea1i d\u1eef li\u1ec7u, Tr\u01b0\u1eddng \u0110\u1ea1i h\u1ecdc D c\u00f3 th\u1ec3 nh\u1eadn di\u1ec7n \u0111\u01b0\u1ee3c c\u1ea3 s\u1ee9c m\u1ea1nh v\u00e0 \u0111i\u1ec3m y\u1ebfu trong ch\u01b0\u01a1ng tr\u00ecnh gi\u00e1o d\u1ee5c v\u00e0 d\u1ecbch v\u1ee5 sinh vi\u00ean c\u1ee7a m\u00ecnh. D\u1eef li\u1ec7u \u0111\u1ecbnh t\u00ednh gi\u00fap tr\u01b0\u1eddng nh\u1eadn bi\u1ebft c\u1ea7n c\u1ea3i thi\u1ec7n ngu\u1ed3n l\u1ef1c h\u1ecdc t\u1eadp v\u00e0 d\u1ecbch v\u1ee5 h\u1ed7 tr\u1ee3 sinh vi\u00ean, trong khi d\u1eef li\u1ec7u \u0111\u1ecbnh l\u01b0\u1ee3ng ch\u1ec9 ra c\u1ea7n ph\u1ea3i t\u1eadp trung v\u00e0o vi\u1ec7c n\u00e2ng cao t\u1ef7 l\u1ec7 t\u1ed1t nghi\u1ec7p v\u00e0 c\u1ea3i thi\u1ec7n t\u1ef7 l\u1ec7 vi\u1ec7c l\u00e0m sau khi t\u1ed1t nghi\u1ec7p. T\u1eeb \u0111\u00f3, tr\u01b0\u1eddng c\u00f3 th\u1ec3 ph\u00e1t tri\u1ec3n c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh h\u1ed7 tr\u1ee3 sinh vi\u00ean t\u1ed1t h\u01a1n v\u00e0 t\u1ed1i \u01b0u h\u00f3a ch\u01b0\u01a1ng tr\u00ecnh h\u1ecdc \u0111\u1ec3 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u c\u1ee7a th\u1ecb tr\u01b0\u1eddng lao \u0111\u1ed9ng, qua \u0111\u00f3 n\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng gi\u00e1o d\u1ee5c v\u00e0 danh ti\u1ebfng c\u1ee7a tr\u01b0\u1eddng.<\/p>\n<h3 id=\"vi-du-dinh-tinh-va-dinh-luong-trong-linh-vuc-tai-chinh\"><span class=\"ez-toc-section\" id=\"Vi_du_dinh_tinh_va_dinh_luong_trong_linh_vuc_tai_chinh\"><\/span>V\u00ed d\u1ee5 \u0111\u1ecbnh t\u00ednh v\u00e0 \u0111\u1ecbnh l\u01b0\u1ee3ng trong l\u0129nh v\u1ef1c t\u00e0i ch\u00ednh<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify\">Trong l\u0129nh v\u1ef1c t\u00e0i ch\u00ednh, vi\u1ec7c s\u1eed d\u1ee5ng k\u1ebft h\u1ee3p d\u1eef li\u1ec7u \u0111\u1ecbnh t\u00ednh v\u00e0 \u0111\u1ecbnh l\u01b0\u1ee3ng gi\u00fap c\u00e1c t\u1ed5 ch\u1ee9c v\u00e0 nh\u00e0 \u0111\u1ea7u t\u01b0 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh d\u1ef1a tr\u00ean th\u00f4ng tin \u0111a chi\u1ec1u v\u00e0 ch\u00ednh x\u00e1c.<\/p>\n<p style=\"text-align: justify\">D\u1eef li\u1ec7u \u0111\u1ecbnh t\u00ednh:<\/p>\n<ul>\n<li style=\"text-align: justify\">M\u00f4 t\u1ea3:\u00a0Ng\u00e2n h\u00e0ng C th\u1ef1c hi\u1ec7n c\u00e1c cu\u1ed9c ph\u1ecfng v\u1ea5n v\u00e0 nh\u00f3m t\u1eadp trung v\u1edbi kh\u00e1ch h\u00e0ng \u0111\u1ec3 thu th\u1eadp \u00fd ki\u1ebfn v\u1ec1 d\u1ecbch v\u1ee5 kh\u00e1ch h\u00e0ng, tr\u1ea3i nghi\u1ec7m s\u1eed d\u1ee5ng \u1ee9ng d\u1ee5ng ng\u00e2n h\u00e0ng tr\u1ef1c tuy\u1ebfn (Digital Banking)\u00a0v\u00e0 s\u1ea3n ph\u1ea9m t\u00e0i ch\u00ednh. Th\u00f4ng qua d\u1eef li\u1ec7u n\u00e0y, ng\u00e2n h\u00e0ng hi\u1ec3u \u0111\u01b0\u1ee3c nh\u1eefng mong \u0111\u1ee3i, nhu c\u1ea7u\u00a0v\u00e0 c\u00e1c v\u1ea5n \u0111\u1ec1 c\u1ee5 th\u1ec3 m\u00e0 kh\u00e1ch h\u00e0ng g\u1eb7p ph\u1ea3i khi t\u01b0\u01a1ng t\u00e1c v\u1edbi ng\u00e2n h\u00e0ng.<\/li>\n<li style=\"text-align: justify\">V\u00ed d\u1ee5:\u00a0Kh\u00e1ch h\u00e0ng c\u00f3 th\u1ec3 b\u00e0y t\u1ecf s\u1ef1 kh\u00f4ng h\u00e0i l\u00f2ng v\u1edbi th\u1eddi gian ph\u1ea3n h\u1ed3i c\u1ee7a d\u1ecbch v\u1ee5 kh\u00e1ch h\u00e0ng ho\u1eb7c g\u1eb7p kh\u00f3 kh\u0103n khi s\u1eed d\u1ee5ng t\u00ednh n\u0103ng nh\u1ea5t \u0111\u1ecbnh tr\u00ean \u1ee9ng d\u1ee5ng ng\u00e2n h\u00e0ng tr\u1ef1c tuy\u1ebfn (Mobile Banking), nh\u01b0ng h\u1ecd c\u0169ng \u0111\u00e1nh gi\u00e1 cao s\u1ef1 \u0111a d\u1ea1ng c\u1ee7a s\u1ea3n ph\u1ea9m t\u00e0i ch\u00ednh v\u00e0 t\u01b0 v\u1ea5n c\u00e1 nh\u00e2n.<\/li>\n<\/ul>\n<p style=\"text-align: justify\">D\u1eef li\u1ec7u \u0111\u1ecbnh l\u01b0\u1ee3ng:<\/p>\n<ul>\n<li style=\"text-align: justify\">M\u00f4 t\u1ea3:\u00a0Ng\u00e2n h\u00e0ng C c\u0169ng thu th\u1eadp d\u1eef li\u1ec7u \u0111\u1ecbnh l\u01b0\u1ee3ng ch\u00ednh x\u00e1c, nh\u01b0 t\u1ef7 l\u1ec7 ph\u1ea3n h\u1ed3i c\u1ee7a d\u1ecbch v\u1ee5 kh\u00e1ch h\u00e0ng, s\u1ed1 l\u01b0\u1ee3ng giao d\u1ecbch tr\u1ef1c tuy\u1ebfn h\u00e0ng ng\u00e0y, t\u1ef7 l\u1ec7 n\u1ee3 x\u1ea5u\u00a0v\u00e0 hi\u1ec7u su\u1ea5t \u0111\u1ea7u t\u01b0 c\u1ee7a c\u00e1c s\u1ea3n ph\u1ea9m t\u00e0i ch\u00ednh m\u00e0 ng\u00e2n h\u00e0ng cung c\u1ea5p. D\u1eef li\u1ec7u n\u00e0y \u0111\u01b0\u1ee3c ph\u00e2n t\u00edch \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 hi\u1ec7u qu\u1ea3 ho\u1ea1t \u0111\u1ed9ng, r\u1ee7i ro v\u00e0 c\u01a1 h\u1ed9i t\u0103ng tr\u01b0\u1edfng.<\/li>\n<li style=\"text-align: justify\">V\u00ed d\u1ee5:\u00a0Ph\u00e2n t\u00edch cho th\u1ea5y t\u1ef7 l\u1ec7 n\u1ee3 x\u1ea5u d\u01b0\u1edbi 2%, cho th\u1ea5y ch\u1ea5t l\u01b0\u1ee3ng t\u00edn d\u1ee5ng t\u1ed1t. Tuy nhi\u00ean, t\u1ef7 l\u1ec7 s\u1eed d\u1ee5ng \u1ee9ng d\u1ee5ng ng\u00e2n h\u00e0ng tr\u1ef1c tuy\u1ebfn ch\u1ec9 t\u0103ng nh\u1eb9, d\u00f9 \u0111\u00e3 c\u00f3 c\u1ea3i ti\u1ebfn v\u1ec1 t\u00ednh n\u0103ng.<\/li>\n<\/ul>\n<p style=\"text-align: justify\">K\u1ebft h\u1ee3p c\u1ea3 hai lo\u1ea1i d\u1eef li\u1ec7u, Ng\u00e2n h\u00e0ng C c\u00f3 th\u1ec3 nh\u1eadn ra r\u1eb1ng m\u1eb7c d\u00f9 h\u1ecd c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng t\u00edn d\u1ee5ng t\u1ed1t v\u00e0 m\u1ed9t danh m\u1ee5c \u0111\u1ea7u t\u01b0 m\u1ea1nh m\u1ebd, nh\u01b0ng tr\u1ea3i nghi\u1ec7m kh\u00e1ch h\u00e0ng c\u1ea7n \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng s\u1ef1 h\u00e0i l\u00f2ng v\u00e0 t\u01b0\u01a1ng t\u00e1c. Ng\u00e2n h\u00e0ng c\u00f3 th\u1ec3 quy\u1ebft \u0111\u1ecbnh t\u0103ng c\u01b0\u1eddng \u0111\u1ea7u t\u01b0 v\u00e0o c\u00f4ng ngh\u1ec7 v\u00e0 \u0111\u00e0o t\u1ea1o nh\u00e2n vi\u00ean \u0111\u1ec3 c\u1ea3i thi\u1ec7n d\u1ecbch v\u1ee5 kh\u00e1ch h\u00e0ng v\u00e0 n\u00e2ng cao tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng tr\u00ean \u1ee9ng d\u1ee5ng di \u0111\u1ed9ng, \u0111\u1ed3ng th\u1eddi duy tr\u00ec s\u1ef1 ch\u00fa tr\u1ecdng \u0111\u1ebfn qu\u1ea3n l\u00fd r\u1ee7i ro v\u00e0 \u0111a d\u1ea1ng h\u00f3a s\u1ea3n ph\u1ea9m.<\/p>\n<p style=\"text-align: center\"><img decoding=\"async\" alt=\"\u0111\u1ecbnh t\u00ednh v\u00e0 \u0111\u1ecbnh l\u01b0\u1ee3ng trong t\u00e0i ch\u00ednh\" src=\"https:\/\/www.pace.edu.vn\/uploads\/news\/2024\/04\/dinh-tinh-dinh-luong-trong-tai-chinh.jpg\" style=\"width: 1000px;height: 525px\"><br \/>\n<em>C\u00e1c nh\u00e0 \u0111\u1ea7u t\u01b0 th\u00f4ng qua d\u1eef li\u1ec7u \u0111\u1ecbnh t\u00ednh v\u00e0 \u0111\u1ecbnh l\u01b0\u1ee3ng \u0111\u1ec3 \u0111\u01b0a ra c\u00e1c quy\u1ebft \u0111\u1ecbnh ph\u00f9 h\u1ee3p<\/em><\/p>\n<h3 id=\"vi-du-dinh-tinh-va-dinh-luong-trong-linh-vuc-san-xuat-nuoc-tinh-khiet\"><span class=\"ez-toc-section\" id=\"Vi_du_dinh_tinh_va_dinh_luong_trong_linh_vuc_san_xuat_nuoc_tinh_khiet\"><\/span>V\u00ed d\u1ee5 \u0111\u1ecbnh t\u00ednh v\u00e0 \u0111\u1ecbnh l\u01b0\u1ee3ng trong l\u0129nh v\u1ef1c s\u1ea3n xu\u1ea5t n\u01b0\u1edbc tinh khi\u1ebft<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify\">Trong l\u0129nh v\u1ef1c s\u1ea3n xu\u1ea5t n\u01b0\u1edbc tinh khi\u1ebft, vi\u1ec7c \u00e1p d\u1ee5ng d\u1eef li\u1ec7u \u0111\u1ecbnh t\u00ednh v\u00e0 \u0111\u1ecbnh l\u01b0\u1ee3ng gi\u00fap doanh nghi\u1ec7p hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m v\u00e0 nh\u1eadn th\u1ee9c c\u1ee7a kh\u00e1ch h\u00e0ng, t\u1eeb \u0111\u00f3 c\u1ea3i thi\u1ec7n s\u1ea3n ph\u1ea9m v\u00e0 d\u1ecbch v\u1ee5. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 v\u00ed d\u1ee5 minh h\u1ecda:<\/p>\n<p style=\"text-align: justify\">D\u1eef li\u1ec7u \u0111\u1ecbnh t\u00ednh:<\/p>\n<ul>\n<li style=\"text-align: justify\">M\u00f4 t\u1ea3:\u00a0C\u00f4ng ty B ti\u1ebfn h\u00e0nh c\u00e1c cu\u1ed9c ph\u1ecfng v\u1ea5n s\u00e2u v\u00e0 nh\u00f3m t\u1eadp trung v\u1edbi kh\u00e1ch h\u00e0ng \u0111\u1ec3 thu th\u1eadp \u00fd ki\u1ebfn v\u00e0 c\u1ea3m x\u00fac c\u1ee7a h\u1ecd v\u1ec1 h\u01b0\u01a1ng v\u1ecb, bao b\u00ec\u00a0v\u00e0 nh\u00e3n hi\u1ec7u n\u01b0\u1edbc tinh khi\u1ebft c\u1ee7a c\u00f4ng ty. Th\u00f4ng tin n\u00e0y gi\u00fap c\u00f4ng ty hi\u1ec3u \u0111\u01b0\u1ee3c c\u00e1c y\u1ebfu t\u1ed1 kh\u00f4ng th\u1ec3 \u0111o l\u01b0\u1eddng b\u1eb1ng s\u1ed1 nh\u01b0ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn quy\u1ebft \u0111\u1ecbnh mua h\u00e0ng c\u1ee7a kh\u00e1ch h\u00e0ng.<\/li>\n<li style=\"text-align: justify\">V\u00ed d\u1ee5:\u00a0Kh\u00e1ch h\u00e0ng c\u00f3 th\u1ec3 chia s\u1ebb r\u1eb1ng h\u1ecd th\u00edch n\u01b0\u1edbc c\u00f3 v\u1ecb tinh khi\u1ebft v\u00e0 t\u1ef1 nhi\u00ean, nh\u01b0ng bao b\u00ec hi\u1ec7n t\u1ea1i kh\u00f3 m\u1edf ho\u1eb7c thi\u1ebft k\u1ebf kh\u00f4ng b\u1eaft m\u1eaft, l\u00e0m gi\u1ea3m h\u1ee9ng th\u00fa mua s\u1eafm.<\/li>\n<\/ul>\n<p style=\"text-align: justify\">D\u1eef li\u1ec7u \u0111\u1ecbnh l\u01b0\u1ee3ng:<\/p>\n<ul>\n<li style=\"text-align: justify\">M\u00f4 t\u1ea3:\u00a0C\u00f4ng ty B c\u0169ng th\u1ef1c hi\u1ec7n c\u00e1c ph\u00e9p \u0111o v\u00e0 ph\u00e2n t\u00edch s\u1ed1 li\u1ec7u ch\u00ednh x\u00e1c v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc, nh\u01b0 \u0111\u1ed9 pH, t\u1ed5ng s\u1ed1 ch\u1ea5t r\u1eafn h\u00f2a tan (TDS)\u00a0v\u00e0 m\u1ee9c \u0111\u1ed9 an to\u00e0n microbiological. Ngo\u00e0i ra, h\u1ecd theo d\u00f5i s\u1ed1 li\u1ec7u b\u00e1n h\u00e0ng, t\u1ef7 l\u1ec7 kh\u00e1ch h\u00e0ng quay l\u1ea1i\u00a0v\u00e0 t\u1ef7 l\u1ec7 ph\u1ea3n h\u1ed3i t\u00edch c\u1ef1c tr\u00ean c\u00e1c n\u1ec1n t\u1ea3ng online \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 s\u1ef1 h\u00e0i l\u00f2ng c\u1ee7a kh\u00e1ch h\u00e0ng.<\/li>\n<li style=\"text-align: justify\">V\u00ed d\u1ee5:\u00a0Ph\u00e2n t\u00edch cho th\u1ea5y t\u1ef7 l\u1ec7 kh\u00e1ch h\u00e0ng quay l\u1ea1i mua s\u1ea3n ph\u1ea9m l\u00e0 70%, nh\u01b0ng m\u1ed9t s\u1ed1 l\u00f4 s\u1ea3n ph\u1ea9m c\u00f3 \u0111\u1ed9 TDS cao h\u01a1n m\u1ee9c quy \u0111\u1ecbnh \u0111\u00e3 g\u00e2y ra s\u1ef1 gi\u1ea3m s\u00fat trong s\u1ed1 l\u01b0\u1ee3ng \u0111\u01a1n h\u00e0ng t\u1eeb m\u1ed9t s\u1ed1 khu v\u1ef1c c\u1ee5 th\u1ec3.<\/li>\n<\/ul>\n<p style=\"text-align: justify\">K\u1ebft h\u1ee3p c\u1ea3 hai lo\u1ea1i d\u1eef li\u1ec7u, C\u00f4ng ty B c\u00f3 th\u1ec3 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh ch\u00ednh x\u00e1c v\u1ec1 vi\u1ec7c c\u1ea3i thi\u1ec7n ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m v\u00e0 chi\u1ebfn l\u01b0\u1ee3c Marketing. V\u00ed d\u1ee5, h\u1ecd c\u00f3 th\u1ec3 t\u00e1i thi\u1ebft k\u1ebf bao b\u00ec \u0111\u1ec3 l\u00e0m cho n\u00f3 h\u1ea5p d\u1eabn h\u01a1n v\u00e0 d\u1ec5 s\u1eed d\u1ee5ng, \u0111\u1ed3ng th\u1eddi t\u0103ng s\u1ef1 ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o m\u1ecdi s\u1ea3n ph\u1ea9m \u0111\u1ec1u \u0111\u00e1p \u1ee9ng ho\u1eb7c v\u01b0\u1ee3t qua ti\u00eau chu\u1ea9n ng\u00e0nh.<\/p>\n<h3 id=\"vi-du-phan-biet-bien-dinh-tinh-va-bien-dinh-luong\"><span class=\"ez-toc-section\" id=\"Vi_du_phan_biet_bien_dinh_tinh_va_bien_dinh_luong\"><\/span>V\u00ed d\u1ee5 ph\u00e2n bi\u1ec7t bi\u1ebfn \u0111\u1ecbnh t\u00ednh v\u00e0 bi\u1ebfn \u0111\u1ecbnh l\u01b0\u1ee3ng<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Bi\u1ebfn \u0111\u1ecbnh t\u00ednh m\u00f4 t\u1ea3 \u0111\u1eb7c \u0111i\u1ec3m ch\u1ea5t l\u01b0\u1ee3ng ho\u1eb7c lo\u1ea1i h\u00ecnh, kh\u00f4ng th\u1ec3 \u0111o l\u01b0\u1eddng tr\u1ef1c ti\u1ebfp b\u1eb1ng s\u1ed1 v\u00e0 th\u01b0\u1eddng \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i theo danh m\u1ee5c.\u00a0Bi\u1ebfn \u0111\u1ecbnh l\u01b0\u1ee3ng ph\u1ea3n \u00e1nh s\u1ed1 l\u01b0\u1ee3ng ho\u1eb7c m\u1ee9c \u0111\u1ed9, c\u00f3 th\u1ec3 \u0111o l\u01b0\u1eddng v\u00e0 bi\u1ec3u di\u1ec5n b\u1eb1ng s\u1ed1 li\u1ec7u, cho ph\u00e9p th\u1ef1c hi\u1ec7n c\u00e1c ph\u00e9p t\u00ednh to\u00e1n h\u1ecdc.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Bien_dinh_tinh_Qualitative_Variables\"><\/span>Bi\u1ebfn \u0111\u1ecbnh t\u00ednh (Qualitative Variables):<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>Bi\u1ebfn \u0111\u1ecbnh t\u00ednh l\u00e0 nh\u1eefng bi\u1ebfn bi\u1ec3u th\u1ecb \u0111\u1eb7c \u0111i\u1ec3m, thu\u1ed9c t\u00ednh ho\u1eb7c lo\u1ea1i h\u00ecnh kh\u00f4ng th\u1ec3 \u0111o l\u01b0\u1eddng tr\u1ef1c ti\u1ebfp b\u1eb1ng s\u1ed1. Ch\u00fang th\u01b0\u1eddng \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i theo danh m\u1ee5c ho\u1eb7c nh\u00f3m v\u00e0 m\u00f4 t\u1ea3 ch\u1ea5t l\u01b0\u1ee3ng h\u01a1n l\u00e0 s\u1ed1 l\u01b0\u1ee3ng.<\/p>\n<p>V\u00ed d\u1ee5 bi\u1ebfn \u0111\u1ecbnh t\u00ednh:<\/p>\n<ul>\n<li>Gi\u1edbi t\u00ednh: Nam, N\u1eef.<\/li>\n<li>M\u00e0u s\u1eafc y\u00eau th\u00edch: \u0110\u1ecf, Xanh, V\u00e0ng, T\u00edm.<\/li>\n<li>T\u00ecnh tr\u1ea1ng h\u00f4n nh\u00e2n: \u0110\u1ed9c th\u00e2n, K\u1ebft h\u00f4n, Ly h\u00f4n, G\u00f3a ph\u1ee5.<\/li>\n<li>Lo\u1ea1i xe \u00f4 t\u00f4: Sedan, SUV, Hatchback, Coupe.<\/li>\n<li>Qu\u1ed1c t\u1ecbch: Vi\u1ec7t Nam, Hoa K\u1ef3, Nh\u1eadt B\u1ea3n, Ph\u00e1p.<\/li>\n<li>Tr\u00ecnh \u0111\u1ed9 h\u1ecdc v\u1ea5n: Trung h\u1ecdc, \u0110\u1ea1i h\u1ecdc, Th\u1ea1c s\u0129, Ti\u1ebfn s\u0129.<\/li>\n<li>Th\u01b0\u01a1ng hi\u1ec7u \u0111i\u1ec7n tho\u1ea1i: Apple, Samsung, Huawei, Xiaomi.<\/li>\n<\/ul>\n<h4><span class=\"ez-toc-section\" id=\"Bien_dinh_luong_Quantitative_Variables\"><\/span>Bi\u1ebfn \u0111\u1ecbnh l\u01b0\u1ee3ng (Quantitative Variables):<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>Bi\u1ebfn \u0111\u1ecbnh l\u01b0\u1ee3ng l\u00e0 nh\u1eefng bi\u1ebfn c\u00f3 th\u1ec3 \u0111o l\u01b0\u1eddng v\u00e0 bi\u1ec3u di\u1ec5n b\u1eb1ng s\u1ed1 li\u1ec7u. Ch\u00fang ph\u1ea3n \u00e1nh s\u1ed1 l\u01b0\u1ee3ng, m\u1ee9c \u0111\u1ed9 ho\u1eb7c k\u00edch th\u01b0\u1edbc c\u1ee7a m\u1ed9t \u0111\u1eb7c \u0111i\u1ec3m v\u00e0 cho ph\u00e9p th\u1ef1c hi\u1ec7n c\u00e1c ph\u00e9p t\u00ednh to\u00e1n h\u1ecdc.<\/p>\n<p>V\u00ed d\u1ee5 bi\u1ebfn \u0111\u1ecbnh l\u01b0\u1ee3ng:<\/p>\n<ul>\n<li>Tu\u1ed5i t\u00e1c: 18 tu\u1ed5i, 25 tu\u1ed5i, 40 tu\u1ed5i.<\/li>\n<li>Chi\u1ec1u cao: 1,60 m\u00e9t, 1,75 m\u00e9t, 1,82 m\u00e9t.<\/li>\n<li>C\u00e2n n\u1eb7ng: 50 kg, 65 kg, 80 kg.<\/li>\n<li>Thu nh\u1eadp h\u00e0ng th\u00e1ng: 10 tri\u1ec7u \u0111\u1ed3ng, 20 tri\u1ec7u \u0111\u1ed3ng, 35 tri\u1ec7u \u0111\u1ed3ng.<\/li>\n<li>S\u1ed1 con trong gia \u0111\u00ecnh: 0, 1, 2, 3.<\/li>\n<li>\u0110i\u1ec3m s\u1ed1 thi c\u1eed: 85 \u0111i\u1ec3m, 90 \u0111i\u1ec3m, 95 \u0111i\u1ec3m.<\/li>\n<li>S\u1ed1 gi\u1edd l\u00e0m vi\u1ec7c trong tu\u1ea7n: 35 gi\u1edd, 40 gi\u1edd, 48 gi\u1edd.<\/li>\n<li>S\u1ed1 l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m b\u00e1n ra trong m\u1ed9t ng\u00e0y: 100 s\u1ea3n ph\u1ea9m, 250 s\u1ea3n ph\u1ea9m, 500 s\u1ea3n ph\u1ea9m.<\/li>\n<\/ul>\n<p>V\u00ed d\u1ee5 \u00e1p d\u1ee5ng:<\/p>\n<p>Khi nghi\u00ean c\u1ee9u v\u1ec1 th\u00f3i quen mua s\u1eafm, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng:<\/p>\n<ul>\n<li>Bi\u1ebfn \u0111\u1ecbnh t\u00ednh: Th\u01b0\u01a1ng hi\u1ec7u \u01b0a th\u00edch (Nike, Adidas, Puma), ph\u01b0\u01a1ng th\u1ee9c thanh to\u00e1n (ti\u1ec1n m\u1eb7t, th\u1ebb t\u00edn d\u1ee5ng, v\u00ed \u0111i\u1ec7n t\u1eed).<\/li>\n<li>Bi\u1ebfn \u0111\u1ecbnh l\u01b0\u1ee3ng: S\u1ed1 ti\u1ec1n chi ti\u00eau m\u1ed7i l\u1ea7n mua s\u1eafm, s\u1ed1 l\u1ea7n mua s\u1eafm trong m\u1ed9t th\u00e1ng.<\/li>\n<\/ul>\n<p>Trong l\u0129nh v\u1ef1c y t\u1ebf, nghi\u00ean c\u1ee9u v\u1ec1 t\u00ecnh tr\u1ea1ng s\u1ee9c kh\u1ecfe c\u00f3 th\u1ec3 bao g\u1ed3m:<\/p>\n<ul>\n<li>Bi\u1ebfn \u0111\u1ecbnh t\u00ednh: Nh\u00f3m m\u00e1u (A, B, AB, O), lo\u1ea1i b\u1ec7nh m\u1eafc ph\u1ea3i (ti\u1ec3u \u0111\u01b0\u1eddng, cao huy\u1ebft \u00e1p).<\/li>\n<li>Bi\u1ebfn \u0111\u1ecbnh l\u01b0\u1ee3ng: Huy\u1ebft \u00e1p \u0111o \u0111\u01b0\u1ee3c (mmHg), l\u01b0\u1ee3ng \u0111\u01b0\u1eddng trong m\u00e1u (mg\/dL).<\/li>\n<\/ul>\n<p style=\"text-align: justify\">Nh\u1edb r\u1eb1ng, vi\u1ec7c ph\u00e2n bi\u1ec7t r\u00f5 r\u00e0ng gi\u1eefa bi\u1ebfn \u0111\u1ecbnh t\u00ednh v\u00e0 bi\u1ebfn \u0111\u1ecbnh l\u01b0\u1ee3ng gi\u00fap l\u1ef1a ch\u1ecdn ph\u01b0\u01a1ng ph\u00e1p ph\u00e2n t\u00edch d\u1eef li\u1ec7u ph\u00f9 h\u1ee3p v\u00e0 \u0111\u1ea3m b\u1ea3o k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u ch\u00ednh x\u00e1c.<\/p>\n<p>\u0110\u1ed1i v\u1edbi h\u1ea7u h\u1ebft c\u00e1c ch\u1ee7 \u0111\u1ec1 nghi\u00ean c\u1ee9u, nh\u00e0 nghi\u00ean c\u1ee9u c\u00f3 th\u1ec3 ch\u1ecdn c\u00e1ch ti\u1ebfp c\u1eadn theo ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ecbnh t\u00ednh, \u0111\u1ecbnh l\u01b0\u1ee3ng ho\u1eb7c h\u1ed7n h\u1ee3p. Vi\u1ec7c ch\u1ecdn lo\u1ea1i n\u00e0o ph\u1ee5 thu\u1ed9c v\u00e0o vi\u1ec7c nh\u00e0 nghi\u00ean c\u1ee9u \u0111ang s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p nghi\u00ean c\u1ee9u quy n\u1ea1p hay suy di\u1ec5n, c\u00e2u h\u1ecfi nghi\u00ean c\u1ee9u, \u0111ang th\u1ef1c hi\u1ec7n nghi\u00ean c\u1ee9u th\u1eed nghi\u1ec7m, t\u01b0\u01a1ng quan hay m\u00f4 t\u1ea3 v\u00e0 nh\u1eefng c\u00e2n nh\u1eafc th\u1ef1c t\u1ebf nh\u01b0 th\u1eddi gian, ti\u1ec1n b\u1ea1c, t\u00ednh s\u1eb5n c\u00f3 c\u1ee7a d\u1eef li\u1ec7u v\u00e0 kh\u1ea3 n\u0103ng ti\u1ebfp c\u1eadn ng\u01b0\u1eddi tr\u1ea3 l\u1eddi.<\/p>\n<p>Ngu\u1ed3n: <a href=\"https:\/\/www.ckconitsha.com\/vn\/\">https:\/\/www.ckconitsha.com\/vn\/<\/a> T\u00e1c gi\u1ea3: <a href=\"https:\/\/www.ckconitsha.com\/vn\/author\/nguyenlandung\">Nguy\u1ec5n L\u00e2n d\u0169ng<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>.sl-table-content ol{counter-reset: item!important;}#tocDiv &gt; ol &gt; li::before{content: counter(item)&#8221;. &#8220;!important;}#tocDiv li { display: block!important;}.sl-table-content #tocList li::before{content: counters(item, &#8220;.&#8221;) &#8221; &#8220;; counter-increment: item!important;}.sl-table-content h2,h3 a{color:blue;} Market Research \u0111\u01b0\u1ee3c chia l\u00e0m 2 d\u1ea1ng ch\u00ednh: Nghi\u00ean c\u1ee9u \u0111\u1ecbnh l\u01b0\u1ee3ng (Quantitative Research) v\u00e0 Nghi\u00ean c\u1ee9u \u0111\u1ecbnh t\u00ednh (Qualitative Research). S\u1ef1 kh\u00e1c bi\u1ec7t ch\u00ednh gi\u1eefa nghi\u00ean c\u1ee9u \u0111\u1ecbnh l\u01b0\u1ee3ng v\u00e0 \u0111\u1ecbnh&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[100],"tags":[],"class_list":["post-13054","post","type-post","status-publish","format-standard","hentry","category-kien-thuc"],"_links":{"self":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/13054","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/comments?post=13054"}],"version-history":[{"count":2,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/13054\/revisions"}],"predecessor-version":[{"id":15319,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/13054\/revisions\/15319"}],"wp:attachment":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/media?parent=13054"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/categories?post=13054"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/tags?post=13054"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}