{"id":21583,"date":"2023-12-06T02:47:41","date_gmt":"2023-12-06T02:47:41","guid":{"rendered":"https:\/\/masterskills.org\/blog\/arithmetic-mean-la-gi-va-cac-van-de-lien-quan-thuong-gap.html"},"modified":"2023-12-22T04:55:36","modified_gmt":"2023-12-21T21:55:36","slug":"arithmetic-mean-la-gi-va-cac-van-de-lien-quan-thuong-gap","status":"publish","type":"post","link":"https:\/\/masterskills.org\/blog\/arithmetic-mean-la-gi-va-cac-van-de-lien-quan-thuong-gap.html","title":{"rendered":"Arithmetic mean la\u0300 gi\u0300 v\u00e0 c\u00e1c v\u1ea5n \u0111\u1ec1 li\u00ean quan th\u01b0\u1eddng g\u1eb7p"},"content":{"rendered":"<div class=\"entry-content\">\n<figure class=\"wp-block-image size-large\"><\/figure>\n<h2><span id=\"Arithmetic_mean_la_gi\"><strong>Arithmetic mean la\u0300 gi\u0300?<\/strong><\/span><\/h2>\n<p>Arithmetic mean \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 trung b\u00ecnh c\u1ed9ng l\u00e0 th\u01b0\u1edbc \u0111o \u0111\u01a1n gi\u1ea3n nh\u1ea5t v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i nh\u1ea5t \u0111\u1ec3 \u0111o gi\u00e1 tr\u1ecb trung b\u00ecnh.<\/p>\n<p>H\u1eb3n ch\u00fang ta ai c\u0169ng \u0111\u00e3 \u0111\u01b0\u1ee3c l\u00e0m quen v\u1edbi kh\u00e1i ni\u1ec7m tr\u00ean t\u1eeb th\u1eddi ti\u1ec3u h\u1ecdc. Nh\u01b0ng li\u1ec7u b\u1ea1n \u0111\u00e3 n\u1eafm \u0111\u01b0\u1ee3c nh\u1eefng th\u00f4ng tin s\u00e2u h\u01a1n v\u00e0 h\u1eefu \u00edch h\u01a1n nh\u01b0 \u00fd ngh\u0129a c\u1ee7a trung b\u00ecnh c\u1ed9ng, c\u00e1ch \u1ee9ng d\u1ee5ng n\u00f3 trong c\u00e1c l\u0129nh v\u1ef1c, hay nh\u1eefng h\u1ea1n ch\u1ebf c\u1ee7a ph\u00e9p to\u00e1n n\u00e0y? C\u00f9ng t\u00ecm hi\u1ec3u trong b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y nh\u00e9!<\/p>\n<h2><span id=\"Trung_binh_cong_arithmetic_mean_la_gi\"><strong>Trung b\u00ecnh c\u1ed9ng arithmetic mean la\u0300 gi\u0300?<\/strong><\/span><\/h2>\n<p>Arithmetic mean c\u00f3 ngh\u0129a l\u00e0 trung b\u00ecnh c\u1ed9ng, hay c\u00f2n g\u1ecdi l\u00e0 gi\u00e1 tr\u1ecb trung b\u00ecnh.<\/p>\n<p>Trong to\u00e1n h\u1ecdc, trung b\u00ecnh c\u1ed9ng \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a l\u00e0 gi\u00e1 tr\u1ecb trung b\u00ecnh c\u1ee7a m\u1ed9t t\u1eadp h\u1ee3p s\u1ed1. Trong th\u1ed1ng k\u00ea, n\u00f3 \u0111\u01b0\u1ee3c coi l\u00e0 th\u01b0\u1edbc \u0111o khuynh h\u01b0\u1edbng trung t\u00e2m. Trung b\u00ecnh c\u1ed9ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng khi t\u1ea5t c\u1ea3 c\u00e1c gi\u00e1 tr\u1ecb trong d\u1eef li\u1ec7u \u0111\u00e3 cho c\u00f3 c\u00f9ng m\u1ed9t \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng, ch\u1eb3ng h\u1ea1n nh\u01b0 t\u1ea5t c\u1ea3 c\u00e1c s\u1ed1 \u0111\u00e3 cho l\u00e0 chi\u1ec1u cao, \u0111\u1ed9 d\u00e0i, th\u1eddi gian\u2026<\/p>\n<p>\u0110\u1ec3 t\u00ednh gi\u00e1 tr\u1ecb trung b\u00ecnh c\u1ed9ng, ta l\u1ea5y t\u1ed5ng gi\u00e1 tr\u1ecb c\u00e1c s\u1ed1 trong t\u1eadp h\u1ee3p chia cho s\u1ed1 l\u01b0\u1ee3ng c\u00e1c s\u1ed1 trong t\u1eadp h\u1ee3p \u0111\u00f3. Nh\u00ecn chung, t\u00ecm trung b\u00ecnh c\u1ed9ng kh\u00e1 \u0111\u01a1n gi\u1ea3n, v\u00e0 h\u1ea7u h\u1ebft m\u1ecdi ng\u01b0\u1eddi v\u1edbi ki\u1ebfn th\u1ee9c to\u00e1n h\u1ecdc c\u01a1 b\u1ea3n nh\u1ea5t \u0111\u1ec1u c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c.<\/p>\n<p>C\u00e1ch \u0111\u1ec3 t\u00ednh gi\u00e1 tr\u1ecb arithmetic mean l\u00e0 g\u00ec? Bi\u1ec3u th\u1ee9c h\u1eb3n \u0111\u00e3 quen thu\u1ed9c v\u1edbi ch\u00fang ta \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng nh\u01b0 sau:<\/p>\n<p>Trung b\u00ecnh c\u1ed9ng = a1+ a2+ a3+ \u2026 + ann= i=1nain<\/p>\n<p>Trong \u0111\u00f3:<\/p>\n<p>ai: Gi\u00e1 tr\u1ecb th\u1ee9 i<br \/>n: S\u1ed1 gi\u00e1 tr\u1ecb<\/p>\n<p>V\u00ed d\u1ee5, c\u00f3 c\u00e1c s\u1ed1 10, 25, 56, 64 v\u00e0 70. T\u1ed5ng gi\u00e1 tr\u1ecb n\u0103m s\u1ed1 n\u00e0y l\u00e0 225. \u0110\u1ec3 t\u00ednh trung b\u00ecnh c\u1ed9ng c\u1ee7a n\u0103m s\u1ed1, ta l\u1ea5y 225 chia cho 5, \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 l\u00e0 45.<\/p>\n<blockquote>\n<p><em><strong>\u201cVi\u1ec7c s\u1eed d\u1ee5ng trung b\u00ecnh c\u1ed9ng kh\u00f4ng ch\u1ec9 gi\u1edbi h\u1ea1n trong th\u1ed1ng k\u00ea v\u00e0 to\u00e1n h\u1ecdc, m\u00e0 c\u00f2n trong khoa h\u1ecdc th\u1ef1c nghi\u1ec7m, kinh t\u1ebf h\u1ecdc, x\u00e3 h\u1ed9i h\u1ecdc v\u00e0 c\u00e1c ng\u00e0nh h\u1ecdc \u0111a d\u1ea1ng kh\u00e1c.\u201d<\/strong><\/em><\/p>\n<\/blockquote>\n<p><strong>\u1ee8ng d\u1ee5ng c\u1ee7a trung b\u00ecnh c\u1ed9ng<\/strong><\/p>\n<p>Do ph\u1ed5 bi\u1ebfn v\u00e0 d\u1ec5 d\u00e0ng thao t\u00e1c, trung b\u00ecnh c\u1ed9ng c\u00f3 nhi\u1ec1u \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf quan tr\u1ecdng sau:<\/p>\n<p>\u2013\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Ph\u01b0\u01a1ng ph\u00e1p quan tr\u1ecdng trong to\u00e1n h\u1ecdc \u0111\u1ea1i s\u1ed1 v\u00e0 x\u00e1c su\u1ea5t th\u1ed1ng k\u00ea.<\/p>\n<p>\u2013\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u0110o nhi\u1ec7t \u0111\u1ed9, l\u01b0\u1ee3ng m\u01b0a h\u00e0ng n\u0103m c\u1ee7a m\u1ed9t khu v\u1ef1c c\u1ee5 th\u1ec3 \u2013 h\u1ed7 tr\u1ee3 theo d\u00f5i v\u00e0 d\u1ef1 b\u00e1o th\u1eddi ti\u1ebft; \u0111o s\u1ef1 n\u00f3ng l\u00ean to\u00e0n c\u1ea7u v\u00e0 c\u00e1c xu h\u01b0\u1edbng kh\u00ed h\u1eadu kh\u00e1c.<\/p>\n<p>\u2013\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng trong \u0111a d\u1ea1ng l\u0129nh v\u1ef1c nh\u01b0 kinh t\u1ebf h\u1ecdc, t\u00e0i ch\u00ednh, gi\u00e1o d\u1ee5c, nh\u00e2n ch\u1ee7ng h\u1ecdc v\u00e0 l\u1ecbch s\u1eed\u2026<\/p>\n<p>\u2013\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 T\u00ednh \u0111i\u1ec3m trung b\u00ecnh trong nhi\u1ec1u m\u00f4n th\u1ec3 thao.<\/p>\n<h2><span id=\"Han_che_cua_trung_binh_cong_arithmetic_mean_la_gi\"><strong>H\u1ea1n ch\u1ebf c\u1ee7a trung b\u00ecnh c\u1ed9ng arithmetic mean la\u0300 gi\u0300?<\/strong><\/span><\/h2>\n<p>Gi\u00e1 tr\u1ecb trung b\u00ecnh (Arithmetic Mean) th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh gi\u00e1 tr\u1ecb trung t\u00e2m c\u1ee7a m\u1ed9t nh\u00f3m d\u1eef li\u1ec7u. Tuy nhi\u00ean, n\u00f3 kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng l\u00e0 m\u1ed9t ch\u1ec9 s\u1ed1 l\u00fd t\u01b0\u1edfng, \u0111\u1eb7c bi\u1ec7t l\u00e0 khi xu\u1ea5t hi\u1ec7n m\u1ed9t gi\u00e1 tr\u1ecb ngo\u1ea1i lai.<\/p>\n<p>C\u00e1c gi\u00e1 tr\u1ecb ngo\u1ea1i lai (l\u1edbn ho\u1eb7c nh\u1ecf \u0111\u1ed9t bi\u1ebfn) kh\u00f4ng \u0111\u1ea1i di\u1ec7n cho m\u1ed9t nh\u00f3m d\u1eef li\u1ec7u, nh\u01b0ng ch\u00fang c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u00e1ng k\u1ec3 \u0111\u1ebfn gi\u00e1 tr\u1ecb trung b\u00ecnh c\u1ed9ng.<\/p>\n<p>Gi\u1ea3 s\u1eed ta mu\u1ed1n \u01b0\u1edbc t\u00ednh gi\u00e1 tr\u1ecb l\u01b0\u01a1ng trung b\u00ecnh c\u1ee7a m\u1ed9t nh\u00f3m 10 ng\u01b0\u1eddi lao \u0111\u1ed9ng. Ch\u00edn ng\u01b0\u1eddi trong s\u1ed1 h\u1ecd c\u00f3 l\u01b0\u01a1ng th\u00e1ng dao \u0111\u1ed9ng trong kho\u1ea3ng 5 \u2013 8 tri\u1ec7u, nh\u01b0ng m\u1ed9t ng\u01b0\u1eddi c\u00f2n l\u1ea1i th\u00ec c\u00f3 thu nh\u1eadp \u0111\u1ed9t bi\u1ebfn l\u00ean t\u1edbi 40 tri\u1ec7u, khi\u1ebfn gi\u00e1 tr\u1ecb trung b\u00ecnh l\u01b0\u01a1ng c\u1ee7a 10 ng\u01b0\u1eddi v\u01b0\u1ee3t m\u1ee9c 10 tri\u1ec7u. \u0110\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 gi\u00e1 tr\u1ecb ph\u00f9 h\u1ee3p \u0111\u1ec3 \u0111\u1ea1i di\u1ec7n cho ph\u1ea7n l\u1edbn nh\u00f3m.<\/p>\n<p>V\u00ed d\u1ee5 th\u1ef1c t\u1ebf trong l\u0129nh v\u1ef1c \u0111\u1ea7u t\u01b0, trung b\u00ecnh c\u1ed9ng ch\u1eafc ch\u1eafn kh\u00f4ng th\u1ec3 d\u00f9ng \u0111\u1ec3 t\u00ednh to\u00e1n ch\u00ednh x\u00e1c hi\u1ec7u su\u1ea5t c\u1ee7a danh m\u1ee5c \u0111\u1ea7u t\u01b0, do c\u00f4ng vi\u1ec7c n\u00e0y c\u00f2n li\u00ean quan \u0111\u1ebfn l\u00e3i k\u00e9p, t\u00e1i \u0111\u1ea7u t\u01b0, thu nh\u1eadp, d\u00f2ng ti\u1ec1n hi\u1ec7n t\u1ea1i v\u00e0 t\u01b0\u01a1ng lai\u2026 C\u00e1c nh\u00e0 \u0111\u1ea7u t\u01b0 th\u01b0\u1eddng coi gi\u00e1 tr\u1ecb trung b\u00ecnh nh\u00e2n (Geometric mean) l\u00e0 th\u01b0\u1edbc \u0111o l\u1ee3i nhu\u1eadn ch\u00ednh x\u00e1c h\u01a1n gi\u00e1 tr\u1ecb trung b\u00ecnh c\u1ed9ng.<\/p>\n<p><strong>Ph\u00e2n bi\u1ec7t Mean, Median v\u00e0 Mode<\/strong><\/p>\n<p>Nh\u01b0 \u0111\u00e3 \u0111\u1ec1 c\u1eadp ph\u00eda tr\u00ean, mean ch\u00ednh l\u00e0 trung b\u00ecnh c\u1ed9ng c\u1ee7a d\u00e3y s\u1ed1. B\u00ean c\u1ea1nh mean, c\u00f2n hai kh\u00e1i ni\u1ec7m th\u01b0\u1eddng b\u1ecb nh\u1ea7m l\u1eabn v\u1edbi nhau trong to\u00e1n h\u1ecdc v\u00e0 th\u1ed1ng k\u00ea \u2013 \u0111\u00f3 l\u00e0 mode v\u00e0 median.<\/p>\n<p>Mode l\u00e0 gi\u00e1 tr\u1ecb xu\u1ea5t hi\u1ec7n v\u1edbi t\u1ea7n su\u1ea5t cao nh\u1ea5t trong t\u1eadp h\u1ee3p. V\u00ed d\u1ee5: Cho d\u00e3y s\u1ed1 1, 3, 3, 3, 4, 5, 6,7 th\u00ec gi\u00e1 tr\u1ecb xu\u1ea5t hi\u1ec7n nhi\u1ec1u nh\u1ea5t ch\u00ednh l\u00e0 s\u1ed1 2.<\/p>\n<p>Median l\u00e0 gi\u00e1 tr\u1ecb trung t\u00e2m c\u1ee7a m\u1ed9t d\u00e3y s\u1ed1 \u2013 hay g\u1ecdi l\u00e0 \u0111i\u1ec3m gi\u1eefa ph\u00e2n t\u00e1ch ch\u00ednh x\u00e1c n\u1eeda tr\u00ean v\u00e0 n\u1eeda d\u01b0\u1edbi c\u1ee7a t\u1eadp d\u1eef li\u1ec7u. \u0110\u1ec3 t\u00ecm median c\u1ee7a d\u00e3y s\u1ed1, b\u1ea1n ph\u1ea3i s\u1eafp x\u1ebfp d\u00e3y s\u1ed1 theo th\u1ee9 t\u1ef1 t\u1eeb b\u00e9 \u0111\u1ebfn l\u1edbn. V\u00ed d\u1ee5, trong d\u00e3y s\u1ed1 1, 2, 5, 7, 8, gi\u00e1 tr\u1ecb trung t\u00e2m s\u1ebd l\u00e0 s\u1ed1 \u1edf ch\u00ednh gi\u1eefa nh\u1ea5t \u2013 s\u1ed1 5. Tr\u01b0\u1eddng h\u1ee3p s\u1ed1 l\u01b0\u1ee3ng s\u1ed1 trong d\u00e3y l\u00e0 ch\u1eb5n, ta s\u1ebd l\u1ea5y 2 gi\u00e1 tr\u1ecb mode l\u00e0 2 s\u1ed1 \u1edf gi\u1eefa.<\/p>\n<p>So v\u1edbi trung b\u00ecnh c\u1ed9ng, c\u00e1c gi\u00e1 tr\u1ecb ngo\u1ea1i lai c\u00f3 t\u00e1c \u0111\u1ed9ng nh\u1ecf h\u01a1n \u0111\u1ed1i hai tham s\u1ed1 tr\u00ean, \u0111\u1eb7c bi\u1ec7t l\u00e0 mode. Do \u0111\u00f3, mode v\u00e0 median c\u00f3 th\u1ec3 l\u00e0 \u0111\u1ea1i di\u1ec7n ph\u00f9 h\u1ee3p cho t\u1eadp h\u1ee3p d\u1eef li\u1ec7u c\u00f3 gi\u00e1 tr\u1ecb ngo\u1ea1i l\u1ec7 c\u1ef1c l\u1edbn ho\u1eb7c nh\u1ecf. Ch\u00fang c\u00f3 th\u1ec3 gi\u00fap ch\u1ec9 ra xu h\u01b0\u1edbng trung t\u00e2m c\u1ee7a t\u1eadp d\u1eef li\u1ec7u t\u1ed1t h\u01a1n mean.<\/p>\n<h2><span id=\"Cac_thac_mac_thuong_gap_xung_quanh_arithmetic_mean\"><strong>C\u00e1c th\u1eafc m\u1eafc th\u01b0\u1eddng g\u1eb7p xung quanh arithmetic mean<\/strong><\/span><\/h2>\n<p><strong>\u00dd ngh\u0129a c\u1ee7a arithmetic mean l\u00e0 g\u00ec?<\/strong><\/p>\n<p>Trung b\u00ecnh c\u1ed9ng ho\u1eb7c gi\u00e1 tr\u1ecb trung b\u00ecnh l\u00e0 c\u00e1ch \u0111\u01a1n gi\u1ea3n nh\u1ea5t \u0111\u1ec3 t\u00ednh gi\u00e1 tr\u1ecb trung b\u00ecnh cho m\u1ed9t t\u1eadp h\u1ee3p s\u1ed1 nh\u1ea5t \u0111\u1ecbnh. N\u00f3 \u0111\u01b0\u1ee3c ph\u00e2n th\u00e0nh hai lo\u1ea1i kh\u00e1c nhau, \u0111\u00f3 l\u00e0 gi\u00e1 tr\u1ecb trung b\u00ecnh s\u1ed1 h\u1ecdc \u0111\u01a1n gi\u1ea3n v\u00e0 gi\u00e1 tr\u1ecb trung b\u00ecnh s\u1ed1 h\u1ecdc c\u00f3 tr\u1ecdng s\u1ed1.<\/p>\n<p><strong>T\u1ea1i sao trung b\u00ecnh c\u1ed9ng \u0111\u01b0\u1ee3c coi l\u00e0 th\u01b0\u1edbc \u0111o t\u1ed1t nh\u1ea5t cho xu h\u01b0\u1edbng trung t\u00e2m?<\/strong><\/p>\n<p>\u0110\u1ec3 t\u00ednh to\u00e1n xu h\u01b0\u1edbng trung t\u00e2m cho t\u1eadp d\u1eef li\u1ec7u \u0111\u00e3 cho, ch\u00fang ta s\u1eed d\u1ee5ng c\u00e1c th\u01b0\u1edbc \u0111o kh\u00e1c nhau nh\u01b0 gi\u00e1 tr\u1ecb trung b\u00ecnh, mode v\u00e0 median\u2026 Trong s\u1ed1 t\u1ea5t c\u1ea3 c\u00e1c th\u01b0\u1edbc \u0111o n\u00e0y, trung b\u00ecnh c\u1ed9ng ho\u1eb7c gi\u00e1 tr\u1ecb trung b\u00ecnh \u0111\u01b0\u1ee3c coi l\u00e0 th\u01b0\u1edbc \u0111o t\u1ed1t nh\u1ea5t, v\u00ec n\u00f3 bao g\u1ed3m t\u1ea5t c\u1ea3 c\u00e1c gi\u00e1 tr\u1ecb c\u1ee7a t\u1eadp d\u1eef li\u1ec7u.<\/p>\n<p>N\u1ebfu b\u1ea5t k\u1ef3 gi\u00e1 tr\u1ecb n\u00e0o thay \u0111\u1ed5i trong t\u1eadp d\u1eef li\u1ec7u, \u0111i\u1ec1u n\u00e0y s\u1ebd \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn gi\u00e1 tr\u1ecb trung b\u00ecnh, nh\u01b0ng n\u00f3 s\u1ebd kh\u00f4ng n\u1eb1m trong tr\u01b0\u1eddng h\u1ee3p trung v\u1ecb ho\u1eb7c ch\u1ebf \u0111\u1ed9.<\/p>\n<p><strong>Gi\u00e1 tr\u1ecb trung b\u00ecnh c\u00f3 th\u1ec3 l\u00e0 s\u1ed1 \u00e2m kh\u00f4ng?<\/strong><\/p>\n<p>C\u00f3, trung b\u00ecnh c\u1ed9ng c\u00f3 th\u1ec3 \u00e2m. D\u1eef li\u1ec7u c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e2n ph\u1ed1i \u1edf b\u1ea5t c\u1ee9 \u0111\u00e2u. V\u00ec v\u1eady, gi\u00e1 tr\u1ecb trung b\u00ecnh c\u00f3 th\u1ec3 \u00e2m ho\u1eb7c d\u01b0\u01a1ng ho\u1eb7c b\u1eb1ng kh\u00f4ng.<\/p>\n<p>Ngo\u00e0i <strong>arithmetic mean la\u0300 gi\u0300<\/strong>, khi truy c\u1eadp v\u00e0o Masterskills.vn b\u1ea1n s\u1ebd \u0111\u01b0\u1ee3c bi\u1ebft th\u00eam nhi\u1ec1u thu\u1eadt ng\u1eef h\u1eefu \u00edch kh\u00e1c.<\/p>\n<p style=\"text-align: right;\"><strong>H\u00e0 Ph\u01b0\u01a1ng<\/strong><\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Arithmetic mean la\u0300 gi\u0300? Arithmetic mean \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 trung b\u00ecnh c\u1ed9ng l\u00e0 th\u01b0\u1edbc \u0111o \u0111\u01a1n gi\u1ea3n nh\u1ea5t v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i nh\u1ea5t \u0111\u1ec3 \u0111o gi\u00e1 tr\u1ecb trung b\u00ecnh. H\u1eb3n ch\u00fang ta ai c\u0169ng \u0111\u00e3 \u0111\u01b0\u1ee3c l\u00e0m quen v\u1edbi kh\u00e1i ni\u1ec7m tr\u00ean t\u1eeb th\u1eddi ti\u1ec3u h\u1ecdc. Nh\u01b0ng li\u1ec7u b\u1ea1n \u0111\u00e3 n\u1eafm \u0111\u01b0\u1ee3c nh\u1eefng [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[429],"tags":[],"_links":{"self":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/posts\/21583"}],"collection":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/comments?post=21583"}],"version-history":[{"count":0,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/posts\/21583\/revisions"}],"wp:attachment":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/media?parent=21583"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/categories?post=21583"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/tags?post=21583"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}