{"id":5208,"date":"2026-10-12T18:30:00","date_gmt":"2026-10-12T11:30:00","guid":{"rendered":"https:\/\/dykhoa.com\/blog\/?post_type=thuat_ngu&p=5193"},"modified":"2026-10-12T18:30:00","modified_gmt":"2026-10-12T11:30:00","slug":"thang-do-likert-likert-scale","status":"publish","type":"thuat_ngu","link":"https:\/\/dykhoa.com\/blog\/thuat-ngu\/thang-do-likert-likert-scale\/","title":{"rendered":"Thang \u0111o Likert (Likert Scale) l\u00e0 g\u00ec?"},"content":{"rendered":"

Thang \u0111o Likert (Likert Scale)<\/strong> l\u00e0 c\u00f4ng c\u1ee5 thu th\u1eadp d\u1eef li\u1ec7u \u0111\u1ecbnh l\u01b0\u1ee3ng ph\u1ed5 bi\u1ebfn nh\u1ea5t h\u00e0nh tinh trong nghi\u00ean c\u1ee9u khoa h\u1ecdc x\u00e3 h\u1ed9i, kh\u1ea3o s\u00e1t th\u1ecb tr\u01b0\u1eddng, gi\u00e1o d\u1ee5c v\u00e0 y t\u1ebf c\u00f4ng c\u1ed9ng.<\/p>\n

B\u1ea3n ch\u1ea5t v\u00e0 \u0111\u1ecbnh ngh\u0129a h\u1ecdc thu\u1eadt<\/h2>\n

\u0110\u01b0\u1ee3c nh\u00e0 t\u00e2m l\u00fd h\u1ecdc x\u00e3 h\u1ed9i Rensis Likert ph\u00e1t minh v\u00e0o n\u0103m 1932. M\u1ed9t thang \u0111o Likert chu\u1ea9n m\u1ef1c \u0111\u01b0a ra m\u1ed9t m\u1ec7nh \u0111\u1ec1 kh\u1eb3ng \u0111\u1ecbnh v\u00e0 cho ph\u00e9p ng\u01b0\u1eddi tr\u1ea3 l\u1eddi ch\u1ecdn l\u1ef1a m\u1ed9t trong c\u00e1c m\u1ee9c \u0111\u1ed9 th\u00e1i \u0111\u1ed9 c\u00f3 kho\u1ea3ng c\u00e1ch c\u00e2n x\u1ee9ng (th\u01b0\u1eddng l\u00e0 5 ho\u1eb7c 7 \u0111i\u1ec3m): (1) Ho\u00e0n to\u00e0n kh\u00f4ng \u0111\u1ed3ng \u00fd; (2) Kh\u00f4ng \u0111\u1ed3ng \u00fd; (3) Trung l\u1eadp \/ Kh\u00f4ng c\u00f3 \u00fd ki\u1ebfn; (4) \u0110\u1ed3ng \u00fd; v\u00e0 (5) Ho\u00e0n to\u00e0n \u0111\u1ed3ng \u00fd. T\u1ed5ng \u0111i\u1ec3m c\u1ee7a nhi\u1ec1u c\u00e2u h\u1ecfi \u0111o c\u00f9ng m\u1ed9t kh\u00e1i ni\u1ec7m s\u1ebd ph\u1ea3n \u00e1nh c\u01b0\u1eddng \u0111\u1ed9 th\u00e1i \u0111\u1ed9 t\u1ed5ng th\u1ec3 c\u1ee7a c\u00e1 nh\u00e2n \u0111\u00f3.<\/p>\n

B\u1ed1i c\u1ea3nh v\u00e0 \u1ee9ng d\u1ee5ng th\u1ef1c ti\u1ec5n<\/h2>\n

Likert scale xu\u1ea5t hi\u1ec7n \u1edf m\u1ecdi n\u01a1i: T\u1eeb b\u1ea3ng kh\u1ea3o s\u00e1t m\u1ee9c \u0111\u1ed9 h\u00e0i l\u00f2ng c\u1ee7a kh\u00e1ch h\u00e0ng (CSAT), \u0111\u00e1nh gi\u00e1 n\u0103ng l\u1ef1c gi\u1ea3ng vi\u00ean c\u1ee7a sinh vi\u00ean, \u0111o l\u01b0\u1eddng m\u1ee9c \u0111\u1ed9 do d\u1ef1 ti\u00eam ch\u1ee7ng, cho \u0111\u1ebfn c\u00e1c b\u1ea3ng c\u00e2u h\u1ecfi ch\u1ea9n \u0111o\u00e1n m\u1ee9c \u0111\u1ed9 tr\u1ea7m c\u1ea3m v\u00e0 lo \u00e2u (nh\u01b0 thang \u0111o PHQ-9 hay GAD-7).<\/p>\n

V\u00ed d\u1ee5 minh ho\u1ea1 th\u1ef1c t\u1ebf<\/h2>\n

Kh\u1ea3o s\u00e1t nh\u1eadn th\u1ee9c r\u1ee7i ro: M\u1ec7nh \u0111\u1ec1 “T\u00f4i c\u1ea3m th\u1ea5y lo l\u1eafng v\u1ec1 t\u00e1c d\u1ee5ng ph\u1ee5 l\u00e2u d\u00e0i c\u1ee7a v\u1eafc xin m\u1edbi”. Ng\u01b0\u1eddi tham gia ch\u1ecdn \u0111i\u1ec3m t\u1eeb 1 (Ho\u00e0n to\u00e0n kh\u00f4ng \u0111\u1ed3ng \u00fd) \u0111\u1ebfn 5 (Ho\u00e0n to\u00e0n \u0111\u1ed3ng \u00fd).<\/p>\n

Nh\u1eefng \u0111i\u1ec3m l\u01b0u \u00fd quan tr\u1ecdng<\/h2>\n
    \n
  • C\u1ea7n tr\u00e1nh c\u1ea1m b\u1eaby “Thi\u00ean l\u1ec7ch t\u00e1n \u0111\u1ed3ng” (Acquiescence bias – xu h\u01b0\u1edbng ng\u01b0\u1eddi tr\u1ea3 l\u1eddi d\u1ec5 d\u00e3i g\u1eadt \u0111\u1ea7u \u0111\u1ed3ng \u00fd v\u1edbi m\u1ecdi c\u00e2u h\u1ecfi) b\u1eb1ng c\u00e1ch \u0111an xen c\u00e1c c\u00e2u h\u1ecfi mang \u00fd ngh\u0129a ngh\u1ecbch \u0111\u1ea3o (Reverse-coded items).<\/li>\n
  • Trong ph\u00e2n t\u00edch th\u1ed1ng k\u00ea, \u0111i\u1ec3m c\u1ee7a m\u1ed9t c\u00e2u \u0111\u01a1n l\u1ebb l\u00e0 d\u1eef li\u1ec7u th\u1ee9 b\u1eadc (Ordinal data), kh\u00f4ng n\u00ean t\u00ednh trung b\u00ecnh c\u1ed9ng \u0111\u01a1n thu\u1ea7n tr\u1eeb khi g\u1ed9p nhi\u1ec1u c\u00e2u th\u00e0nh m\u1ed9t ch\u1ec9 s\u1ed1 t\u1ed5ng h\u1ee3p.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"

    Thang \u0111o t\u00e2m l\u00fd h\u1ecdc x\u00e3 h\u1ed9i \u0111o l\u01b0\u1eddng th\u00e1i \u0111\u1ed9 ho\u1eb7c \u00fd ki\u1ebfn c\u1ee7a con ng\u01b0\u1eddi th\u00f4ng qua vi\u1ec7c y\u00eau c\u1ea7u h\u1ecd ch\u1ecdn m\u1ee9c \u0111\u1ed9 \u0111\u1ed3ng \u00fd ho\u1eb7c kh\u00f4ng \u0111\u1ed3ng \u00fd theo c\u00e1c thang \u0111i\u1ec3m th\u1ee9 b\u1eadc \u0111\u1ecbnh s\u1eb5n.<\/p>\n","protected":false},"author":1,"featured_media":0,"template":"","nhom_thuat_ngu":[476],"class_list":["post-5208","thuat_ngu","type-thuat_ngu","status-publish","hentry","nhom_thuat_ngu-nghien-cuu-bang-chung"],"yoast_head":"\nThang \u0111o Likert (Likert Scale) l\u00e0 g\u00ec? - Dy Khoa Blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/dykhoa.com\/blog\/thuat-ngu\/thang-do-likert-likert-scale\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Thang \u0111o Likert (Likert Scale) l\u00e0 g\u00ec? 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