{"id":18271,"date":"2024-03-30T07:49:51","date_gmt":"2024-03-30T07:49:51","guid":{"rendered":"https:\/\/soicau5010.minhngocxoso.com\/?p=18271"},"modified":"2024-03-30T07:49:51","modified_gmt":"2024-03-30T07:49:51","slug":"cach-tinh-xac-suat-trung-so-lo-de","status":"publish","type":"post","link":"https:\/\/ketqua886.com\/cach-tinh-xac-suat-trung-so-lo-de\/","title":{"rendered":"c\u00e1ch t\u00ednh x\u00e1c su\u1ea5t tr\u00fang s\u1ed1 l\u00f4 \u0111\u1ec1"},"content":{"rendered":"\n

T\u00ednh x\u00e1c su\u1ea5t tr\u00fang s\u1ed1 nh\u01b0 th\u1ebf n\u00e0o? \u0110\u00e2u l\u00e0 c\u00f4ng th\u1ee9c chu\u1ea9n x\u00e1c nh\u1ea5t? N\u1ebfu m\u1ecdi ng\u01b0\u1eddi v\u1eabn ch\u01b0a n\u1eafm \u0111\u01b0\u1ee3c th\u00ec trong n\u1ed9i dung n\u00e0y \u0111\u00e3 chia s\u1ebb \u0111\u1ea7y \u0111\u1ee7 ki\u1ebfn th\u1ee9c r\u1ed3i \u0111\u00f3!C\u00f3 nhi\u1ec1u anh ch\u1ecb em v\u00f4 c\u00f9ng \u0111\u1ecf, \u0111\u00e1nh \u0111\u00e2u tr\u00fang \u0111\u00f3, th\u01b0\u1eddng xuy\u00ean th\u1eafng l\u00f4, tr\u00fang \u0111\u1ec1 l\u00e0m cho ng\u01b0\u1eddi kh\u00e1c ng\u01b0\u1ee1ng m\u1ed9.<\/p>\n\n\n\n

Kh\u00e1i ni\u1ec7m X\u00e1c su\u1ea5t l\u00f4 \u0111\u1ec1<\/h2>\n\n\n\n

Ai c\u0169ng c\u00f3 \u01b0\u1edbc mu\u1ed1n th\u1eafng l\u1ee3i trong s\u1ed1 \u0111\u1ec1 nh\u01b0ng \u00edt ai c\u00f3 th\u1ec3 t\u1ec9nh t\u00e1o nh\u1eadn ra r\u1eb1ng c\u00e1c con s\u1ed1 \u0111\u1ec1u c\u00f3 quy lu\u1eadt quay c\u1ee7a n\u00f3, \u0111\u1ec3 ch\u1ecdn \u0111\u01b0\u1ee3c con s\u1ed1 s\u1ebd xu\u1ea5t hi\u1ec7n th\u00ec x\u00e1c su\u1ea5t r\u1ea5t th\u1ea5p.<\/p>\n\n\n\n

Anh em c\u00f3 th\u1ec3 th\u1ea5y:<\/strong><\/p>\n\n\n\n

\u0110o\u00e1n \u0111\u01b0\u1ee3c 1 con \u0111\u1ec1: x\u00e1c su\u1ea5t xu\u1ea5t hi\u1ec7n 1%<\/p>\n\n\n\n

\u0110o\u00e1n \u0111\u01b0\u1ee3c 1 con l\u00f4: x\u00e1c su\u1ea5t v\u1ec1 27% (v\u1edbi \u0111i\u1ec1u ki\u1ec7n ho\u00e0n h\u1ea3o l\u00e0 v\u1ec1 to\u00e0n b\u1ed9 27 con s\u1ed1 kh\u00f4ng tr\u00f9ng nhau). M\u1ed9t s\u1ed1 l\u00f4 \u0111\u00e3 v\u1eady th\u00ec t\u1ef7 l\u1ec7 \u0103n \u0111\u01b0\u1ee3c xi\u00ean 2, xi\u00ean 3, s\u1ed1 3 c\u00e0ng, 4 c\u00e0ng l\u1ea1i c\u00e0ng nh\u1ecf.<\/p>\n\n\n\n

X\u00e1c su\u1ea5t t\u1ee9c l\u00e0 t\u1ef7 l\u1ec7 % s\u1ebd ra c\u1ee7a con s\u1ed1 \u0111\u00f3 trong m\u1ed7i k\u1ef3 quay.<\/p>\n\n\n\n

V\u1edbi nh\u1eefng gi\u1ea3i l\u00f4 th\u00ec con s\u1ed1 th\u1ef1c n\u1ebfu xu\u1ea5t hi\u1ec7n l\u00f4 2 nh\u00e1y th\u00ec x\u00e1c su\u1ea5t c\u00f2n t\u1ee5t xu\u1ed1ng 23,76% v\u00e0 n\u1ebfu xu\u1ea5t hi\u1ec7n l\u00f4 3 nh\u00e1y n\u1eefa th\u00ec anh em ch\u1eafc s\u1ebd t\u1ef1 hi\u1ec3u v\u00ec khi m\u1ed9t s\u1ed1 l\u00f4 v\u1ec1 nhi\u1ec1u l\u1ea7n th\u00ec n\u00f3 s\u1ebd c\u1ea3n tr\u1edf s\u1ef1 xu\u1ea5t hi\u1ec7n c\u1ee7a c\u00e1c con kh\u00e1c trong b\u1ea3ng KQXS.<\/p>\n\n\n\n

C\u00e1ch t\u00ednh x\u00e1c su\u1ea5t l\u00f4 \u0111\u1ec1 ra sao?<\/h2>\n\n\n\n

C\u00f3 r\u1ea5t nhi\u1ec1u c\u00e1ch t\u00ednh x\u00e1c su\u1ea5t tr\u00fang s\u1ed1 hi\u1ec7n \u0111ang \u0111\u01b0\u1ee3c nh\u1eefng d\u00e2n chuy\u00ean \u00e1p d\u1ee5ng v\u00e0 th\u00e0nh c\u00f4ng \u0111\u1ed1i v\u1edbi nhi\u1ec1u ng\u01b0\u1eddi ch\u01a1i x\u1ed5 s\u1ed1 \u0111\u1ed3ng th\u1eddi n\u1ebfu bi\u1ebft ph\u1ed1i h\u1ee3p nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p th\u00ec c\u01a1 h\u1ed9i th\u1eafng l\u1ee3i trong m\u1ed7i l\u1ea7n quay c\u1ee7a b\u1ea1n l\u1ea1i c\u00e0ng cao.<\/p>\n\n\n\n

C\u00e1ch t\u00ednh x\u00e1c su\u1ea5t \u0111\u00e1nh \u0111\u1ec1<\/h3>\n\n\n\n

T\u00ecm ra 1 con \u0111\u1ec1 trong 100 s\u1ed1 \u0111\u00fang l\u00e0 nh\u01b0 m\u00f2 kim \u0111\u00e1y b\u1ec3 tuy nhi\u00ean th\u1ef1c t\u1ebf l\u1ea1i kh\u00f4ng qu\u00e1 kh\u00f3 n\u1ebfu l\u00e0m theo c\u00e1c c\u00e1ch sau:<\/p>\n\n\n\n