{"id":10898,"date":"2024-03-01T21:41:22","date_gmt":"2024-03-01T21:41:22","guid":{"rendered":"https:\/\/soicau5005.minhngocxoso.com\/?p=10898"},"modified":"2024-03-01T21:41:22","modified_gmt":"2024-03-01T21:41:22","slug":"lo-de-la-gi-cach-tinh-xac-suat-trung-lo-de-dua-vao-toan-hoc-moi-nhat-2024","status":"publish","type":"post","link":"https:\/\/ketqua8s.com\/lo-de-la-gi-cach-tinh-xac-suat-trung-lo-de-dua-vao-toan-hoc-moi-nhat-2024\/","title":{"rendered":"l\u00f4 \u0111\u1ec1 l\u00e0 g\u00ec? c\u00e1ch t\u00ednh x\u00e1c su\u1ea5t tr\u00fang l\u00f4 \u0111\u1ec1 d\u1ef1a v\u00e0o to\u00e1n h\u1ecdc (m\u1edbi nh\u1ea5t 2024)"},"content":{"rendered":"\n
Khi nghe \u0111\u1ebfn l\u00f4 \u0111\u1ec1 ch\u1eafc h\u1eb3n ai c\u0169ng bi\u1ebft. Nh\u01b0ng c\u00f3 m\u1ed9t \u0111i\u1ec1u kh\u00f4ng ph\u1ea3i ai ch\u01a1i l\u00f4 \u0111\u1ec1 c\u0169ng hi\u1ec3u r\u00f5 v\u1ec1 kh\u00e1i ni\u1ec7m n\u00e0y. V\u1eady \u0111\u1ec3 gi\u00fap anh em c\u00f3 th\u1ec3 n\u1eafm \u0111\u01b0\u1ee3c \u0111\u1ea7y \u0111\u1ee7 v\u00e0 chi ti\u1ebft nh\u1ea5t v\u1ec1 kh\u00e1i ni\u1ec7m l\u00f4 \u0111\u1ec1 l\u00e0 g\u00ec? Nh\u1eefng c\u00e1ch ch\u01a1i l\u00f4 \u0111\u1ec1 c\u01a1 b\u1ea3n. C\u00f9ng v\u1edbi nh\u1eefng c\u00e1ch t\u00ednh x\u00e1c su\u1ea5t \u0111\u1ec3 tr\u00fang \u0111\u01b0\u1ee3c l\u00f4 \u0111\u1ec1. Ch\u00fang t\u00f4i \u0111\u00e3 c\u1eadp nh\u1eadt nhanh ch\u00f3ng th\u00f4ng tin qua b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y.<\/p>\n\n\n\n
Nh\u1eafc \u0111\u1ebfn l\u00f4 \u0111\u1ec1 l\u00e0 nh\u1eafc \u0111\u1ebfn nh\u1eefng con s\u1ed1 v\u00e0 \u0111\u00e2y \u0111\u01b0\u1ee3c coi l\u00e0 m\u1ed9t tr\u00f2 ch\u01a1i c\u00e1 c\u01b0\u1ee3c v\u00f4 c\u00f9ng h\u1ea5p d\u1eabn. K\u1ebft qu\u1ea3 c\u1ee7a l\u00f4 \u0111\u1ec1 s\u1ebd \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt h\u00e0ng ng\u00e0y v\u00e0 ch\u00ednh l\u00e0 k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 c\u1ee7a ba mi\u1ec1n: B\u1eafc, Trung v\u00e0 Nam. Nh\u1eefng ng\u01b0\u1eddi ch\u01a1i l\u00f4 \u0111\u1ec1 s\u1ebd so s\u00e1nh k\u1ebft qu\u1ea3 \u1edf khu v\u1ef1c m\u00e0 m\u00ecnh \u0111ang sinh s\u1ed1ng. N\u1ebfu nh\u01b0 b\u1ea1n \u1edf mi\u1ec1n B\u1eafc s\u1ebd so s\u00e1nh v\u00e0 \u0111\u00e1nh theo k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 ki\u1ebfn thi\u1ebft mi\u1ec1n B\u1eafc. C\u00e1c khu v\u1ef1c Trung v\u00e0 Nam c\u0169ng t\u01b0\u01a1ng t\u1ef1 nh\u01b0 v\u1eady.<\/p>\n\n\n\n
R\u1ea5t nhi\u1ec1u ng\u01b0\u1eddi v\u1eabn ngh\u0129 r\u1eb1ng tr\u00fang l\u00f4 \u0111\u1ec1 ch\u1ee7 y\u1ebfu d\u1ef1a v\u00e0o may m\u1eafn. \u0110i\u1ec1u \u0111\u00f3 ch\u1ec9 \u0111\u00fang v\u1edbi nh\u1eefng ng\u01b0\u1eddi th\u1ec9nh tho\u1ea3ng ch\u01a1i l\u00f4 \u0111\u1ec1 m\u00e0 th\u00f4i. C\u00f2n \u0111\u1ed1i v\u1edbi nh\u1eefng ng\u01b0\u1eddi ch\u01a1i l\u00e2u n\u0103m v\u00e0 c\u00f3 kinh nghi\u1ec7m th\u00ec h\u1ecd l\u1ea1i ngh\u0129 kh\u00e1c. Vi\u1ec7c l\u1ef1a ch\u1ecdn c\u00e1c con s\u1ed1 c\u00f3 t\u1ef7 l\u1ec7 tr\u00fang cao nh\u1ea5t \u0111\u1ec3 \u0111\u00e1nh c\u1ea7n ph\u1ea3i c\u00f3 s\u1ef1 t\u00ednh to\u00e1n. C\u0169ng nh\u01b0 ph\u00e2n t\u00edch m\u1ed9t c\u00e1ch r\u1ea5t k\u1ef9 l\u01b0\u1ee1ng v\u00e0 c\u1ea9n th\u1eadn.<\/p>\n\n\n\n
Vi\u1ec7c n\u1eafm v\u1eefng c\u00e1c ki\u1ebfn th\u1ee9c v\u00e0 \u00e1p d\u1ee5ng c\u00e1c c\u00e1ch t\u00ednh x\u00e1c su\u1ea5t l\u00f4 \u0111\u1ec1 theo to\u00e1n h\u1ecdc. S\u1ebd gi\u00fap cho vi\u1ec7c \u0111\u00e1nh l\u00f4 \u0111\u1ec1 tr\u1edf l\u00ean \u0111\u01a1n gi\u1ea3n h\u01a1n. L\u1ef1a ch\u1ecdn c\u00e1c c\u00f4ng th\u1ee9c t\u00ednh to\u00e1n ph\u00f9 h\u1ee3p v\u1edbi \u0111\u1ec3 t\u00ecm ra nh\u1eefng chi\u1ebfn thu\u1eadt v\u00e0 l\u1ed1i ch\u01a1i t\u1ed1t nh\u1ea5t. \u0110\u1ec3 \u0111\u1ea7u t\u01b0 c\u00e1c con s\u1ed1 sao cho h\u1ee3p l\u00fd.<\/p>\n\n\n\n
V\u1edbi c\u00e1ch t\u00ednh x\u00e1c su\u1ea5t \u0111\u1ec3 tr\u00fang \u0111\u01b0\u1ee3c \u0111\u1ec1. Trong d\u00e3y s\u1ed1 t\u1eeb 00-99 b\u1ea1n s\u1ebd l\u1ef1a ch\u1ecdn m\u1ed9t con s\u1ed1 v\u00e0 n\u00f3 s\u1ebd c\u00f3 t\u1ef7 l\u1ec7 tr\u00fang cao nh\u1ea5t. Mang l\u1ea1i may m\u1eafn cho b\u1ea1n. N\u1ebfu b\u1ea1n ch\u01a1i theo b\u1ea1ch th\u1ee7 \u0111\u1ec1 th\u00ec t\u1ef7 l\u1ec7 th\u1eafng \u1edf \u0111\u00e2y s\u1ebd l\u00e0 1%.<\/p>\n\n\n\n
\u1ede c\u00e1c nh\u00e0 c\u00e1i online, s\u1ed1 ti\u1ec1n th\u01b0\u1edfng n\u1ebfu tr\u00fang \u0111\u1ec1 s\u1ebd th\u01b0\u1eddng r\u1ea5t cao. T\u1ef7 l\u1ec7 ch\u1ee7 y\u1ebfu l\u00e0 1 \u0103n 99. V\u1eady n\u00ean c\u00e1c l\u00f4 th\u1ee7 s\u1ebd s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p \u0111\u00e1nh d\u00e0n \u0111\u1ec1 ra. \u0110\u1ec3 l\u00e0m t\u0103ng c\u01a1 h\u1ed9i tr\u00fang cao h\u01a1n cho m\u00ecnh.<\/p>\n\n\n\n
Song th\u1ee7 l\u00f4 l\u00e0 g\u00ec? Ch\u00ednh l\u00e0 \u0111\u00e1nh con 2 con. V\u00e0 t\u1ef7 l\u1ec7 th\u1eafng \u1edf \u0111\u00e2y s\u1ebd l\u00e0 2%.<\/p>\n\n\n\n
C\u0169ng t\u01b0\u01a1ng t\u1ef1 nh\u01b0 khi b\u1ea1n ch\u01a1i d\u00e0n 10 con th\u00ec ph\u1ea7n tr\u0103m th\u1eafng s\u1ebd l\u00e0 10%. C\u00f2n d\u00e0n 36 con s\u1ebd l\u00e0 36%.<\/p>\n\n\n\n
C\u00f4ng th\u1ee9c t\u00ednh x\u00e1c su\u1ea5t tr\u00fang l\u00f4 nh\u01b0 sau:<\/p>\n\n\n\n
X\u00e1c su\u1ea5t tr\u00fang l\u00f4 = [1-[(100-a)% ^ 27)] x 10<\/p>\n\n\n\n
=> V\u00ed d\u1ee5 c\u1ee5 th\u1ec3 nh\u01b0 sau: Anh em ch\u1ecdn \u0111\u00e1nh 1 con l\u00f4 th\u00ec t\u1ef7 l\u1ec7 ph\u1ea7n tr\u0103m th\u1eafng s\u1ebd \u0111\u01b0\u1ee3c t\u00ednh: [1 \u2013 (100 -1)% ^ 27] x 10 = 23,7%.<\/p>\n\n\n\n
Theo nh\u01b0 c\u00f4ng \u0111\u01b0\u1ee3c ghi \u1edf tr\u00ean, n\u1ebfu anh em \u0111\u00e1nh 2 con l\u00f4 c\u00f9ng m\u1ed9t l\u00fac. Th\u00ec s\u1ebd c\u00f3 t\u1ef7 l\u1ec7 ph\u1ea7n tr\u0103m th\u1eafng l\u00e0 42%. C\u00f2n n\u1ebfu nh\u01b0 \u0111\u00e1nh 3 con l\u00f4 th\u00ec c\u01a1 h\u1ed9i th\u1eafng l\u00e0 56%. T\u01b0\u01a1ng t\u1ef1 nh\u01b0 v\u1eady \u0111\u00e1nh 4 con th\u00ec s\u1ebd l\u00e0 67%.<\/p>\n\n\n\n