{"id":4060,"date":"2026-10-12T08:00:00","date_gmt":"2026-10-12T01:00:00","guid":{"rendered":"https:\/\/dykhoa.com\/blog\/?post_type=thuat_ngu&p=4058"},"modified":"2026-10-12T08:00:00","modified_gmt":"2026-10-12T01:00:00","slug":"kich-thuoc-hieu-ung-effect-size","status":"publish","type":"thuat_ngu","link":"https:\/\/dykhoa.com\/blog\/thuat-ngu\/kich-thuoc-hieu-ung-effect-size\/","title":{"rendered":"K\u00edch th\u01b0\u1edbc hi\u1ec7u \u1ee9ng (effect size) l\u00e0 g\u00ec?"},"content":{"rendered":"

K\u00edch th\u01b0\u1edbc hi\u1ec7u \u1ee9ng l\u00e0 g\u00ec?<\/h2>\n

K\u00edch th\u01b0\u1edbc hi\u1ec7u \u1ee9ng (effect size) l\u00e0 ch\u1ec9 s\u1ed1 \u0111o l\u01b0\u1eddng m\u1ee9c \u0111\u1ed9 can thi\u1ec7p c\u00f3 t\u00e1c \u0111\u1ed9ng l\u1edbn hay nh\u1ecf trong \u0111\u1eddi th\u1ef1c (v\u00ed d\u1ee5: Cohen’s d, h\u1ec7 s\u1ed1 t\u01b0\u01a1ng quan r, Odds Ratio) (Cohen, 1988; Sullivan & Feinn, 2012). M\u1ed9t k\u1ebft qu\u1ea3 c\u00f3 \u00fd ngh\u0129a th\u1ed1ng k\u00ea (p < 0.05) do c\u1ee1 m\u1eabu c\u1ef1c l\u1edbn v\u1eabn c\u00f3 th\u1ec3 c\u00f3 k\u00edch th\u01b0\u1edbc hi\u1ec7u \u1ee9ng v\u1ee5n v\u1eb7t v\u00e0 v\u00f4 gi\u00e1 tr\u1ecb tr\u00ean l\u00e2m s\u00e0ng.<\/p>\n

T\u1ea7m quan tr\u1ecdng trong t\u1ed5ng quan h\u1ec7 th\u1ed1ng<\/h2>\n

Effect size l\u00e0 \u0111\u01a1n v\u1ecb d\u1eef li\u1ec7u c\u1ed1t l\u00f5i \u0111\u1ec3 c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u g\u1ed9p k\u1ebft qu\u1ea3 t\u1eeb nhi\u1ec1u nghi\u00ean c\u1ee9u \u0111\u1ed9c l\u1eadp trong c\u00e1c b\u00e0i ph\u00e2n t\u00edch g\u1ed9p (meta-analysis).<\/p>\n","protected":false},"excerpt":{"rendered":"

K\u00edch th\u01b0\u1edbc hi\u1ec7u \u1ee9ng l\u00e0 th\u01b0\u1edbc \u0111o chu\u1ea9n h\u00f3a \u0111\u1ecbnh l\u01b0\u1ee3ng \u0111\u1ed9 l\u1edbn c\u1ee7a m\u1ed9t hi\u1ec7n t\u01b0\u1ee3ng ho\u1eb7c s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa c\u00e1c nh\u00f3m, ph\u1ea3n \u00e1nh \u00fd ngh\u0129a th\u1ef1c t\u1ebf \u0111\u1ed9c l\u1eadp v\u1edbi c\u1ee1 m\u1eabu.<\/p>\n","protected":false},"author":1,"featured_media":0,"template":"","nhom_thuat_ngu":[476],"class_list":["post-4060","thuat_ngu","type-thuat_ngu","status-publish","hentry","nhom_thuat_ngu-nghien-cuu-bang-chung"],"yoast_head":"\nK\u00edch th\u01b0\u1edbc hi\u1ec7u \u1ee9ng (effect size) 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\/kich-thuoc-hieu-ung-effect-size\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"K\u00edch th\u01b0\u1edbc hi\u1ec7u \u1ee9ng (effect size) l\u00e0 g\u00ec? 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