{"id":17923,"date":"2024-03-10T20:47:34","date_gmt":"2024-03-10T20:47:34","guid":{"rendered":"https:\/\/soicau1063.minhngocxoso.com\/huong-dan-cach-tinh-xac-suat-xo-so\/"},"modified":"2024-03-10T20:47:34","modified_gmt":"2024-03-10T20:47:34","slug":"huong-dan-cach-tinh-xac-suat-xo-so","status":"publish","type":"post","link":"https:\/\/diendanxsmb.shop\/huong-dan-cach-tinh-xac-suat-xo-so\/","title":{"rendered":"h\u01b0\u1edbng d\u1eabn c\u00e1ch t\u00ednh x\u00e1c su\u1ea5t x\u1ed5 s\u1ed1"},"content":{"rendered":"

Ch\u01a1i x\u1ed5 s\u1ed1 th\u1ef1c ch\u1ea5t r\u1ea5t \u0111\u01a1n gi\u1ea3n. Tuy nhi\u00ean, ch\u01a1i x\u1ed5 s\u1ed1 th\u00f4ng minh th\u00ec ch\u00fang ta ph\u1ea3i bi\u1ebft t\u00ednh to\u00e1n v\u00e0 tinh t\u1ebf khi ch\u01a1i. Ng\u01b0\u1eddi ch\u01a1i ph\u1ea3i bi\u1ebft \u0111\u01b0\u1ee3c c\u00e1ch t\u00ednh x\u00e1c su\u1ea5t x\u1ed5 s\u1ed1 l\u00e0m sao cho t\u1ef7 l\u1ec7 tr\u00fang v\u00e9 s\u1ed1 cao nh\u1ea5t. C\u00f3 m\u1ed9t s\u1ed1 l\u01b0u \u00fd nh\u01b0 sau<\/p>\n

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Ch\u01a1i x\u1ed5 s\u1ed1 th\u1ef1c ch\u1ea5t r\u1ea5t \u0111\u01a1n gi\u1ea3n. Tuy nhi\u00ean, ch\u01a1i x\u1ed5 s\u1ed1 th\u00f4ng minh th\u00ec ch\u00fang ta ph\u1ea3i bi\u1ebft t\u00ednh to\u00e1n v\u00e0 tinh t\u1ebf khi ch\u01a1i. Ng\u01b0\u1eddi ch\u01a1i ph\u1ea3i bi\u1ebft \u0111\u01b0\u1ee3c c\u00e1ch t\u00ednh x\u00e1c su\u1ea5t x\u1ed5 s\u1ed1<\/b> l\u00e0m sao cho t\u1ef7 l\u1ec7 tr\u00fang v\u00e9 s\u1ed1<\/i><\/b> cao nh\u1ea5t. C\u00f3 m\u1ed9t s\u1ed1 l\u01b0u \u00fd nh\u01b0 sau<\/p>\n

1.C\u00e1c t\u00ednh x\u00e1c su\u1ea5t 1 con l\u00f4<\/b><\/h2>\n

\u0110\u1ec3 t\u00ednh x\u00e1c su\u1ea5t 1 con l\u00f4 th\u00ec ng\u01b0\u1eddi ch\u01a1i c\u1ea7n ph\u1ea3i quy n\u00f3 v\u1ec1 t\u1ef7 l\u1ec7 ph\u1ea7n tr\u0103m l\u00e0 100%. Sau \u0111\u00f3 s\u1eed d\u1ee5ng c\u00e1c quy lu\u1eadt<\/i><\/b> ch\u01a1i l\u00f4 \u0111\u1ec3 t\u00ednh.<\/p>\n

T\u00ednh x\u00e1c su\u1ea5t 1 con l\u00f4 th\u00ec b\u1ea1n c\u1ea7n ph\u1ea3i theo d\u00f5i l\u00e2u d\u00e0i k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 h\u00e0ng ng\u00e0y. V\u00e0 bi\u1ebft c\u00e1c theo d\u00f5i, sau \u0111\u00f3 ph\u00e2n t\u00edch k\u1ebft qu\u1ea3 \u0111\u1ec3 \u0111\u01b0a ra \u0111\u01b0\u1ee3c quy\u1ebft \u0111\u1ecbnh \u0111\u00fang nh\u1ea5t.<\/p>\n

\"\"<\/p>\n

2.C\u00e1ch t\u00ednh x\u00e1c su\u1ea5t tr\u00fang l\u00f4 xi\u00ean 2<\/b><\/h2>\n

X\u00e9t theo quy lu\u1eadt x\u1ed5 s\u1ed1 mi\u1ec1n b\u1eafc<\/i><\/b> th\u00ec ch\u00fang ta c\u00f3 quy\u1ec1n l\u1ef1a ch\u1ecdn 1 trong 100 c\u1eb7p con s\u1ed1 t\u1eeb 00 \u0111\u1ebfn 99. \u0110\u1ec3 c\u00f3 c\u01a1 h\u1ed9i tr\u00fang 27 gi\u1ea3i th\u01b0\u1edfng c\u1ee7a ch\u01b0\u01a1ng tr\u00ecnh m\u00e0 ban t\u1ed5 ch\u1ee9c \u0111\u01b0a ra. 27 gi\u1ea3i th\u01b0\u1edfng th\u00ec x\u00e1c su\u1ea5t t\u1ed1i thi\u1ec3u \u0111\u00f3 l\u00e0 27%<\/p>\n

Tuy nhi\u00ean, x\u00e1c su\u1ea5t khi ch\u01a1i l\u00f4 xi\u00ean 2 th\u00ec ch\u1ec9 r\u01a1i v\u00e0o kho\u1ea3ng 23.76%. \u0110\u00f3 l\u00e0 x\u00e1c su\u1ea5t m\u00e0 2 s\u1ed1 cu\u1ed1i tr\u00f9ng nhau<\/p>\n

T\u1ed5ng k\u1ebft l\u1ea1i x\u00e1c su\u1ea5t tr\u00fang v\u00e9 s\u1ed1 l\u00e0 bao nhi\u00eau<\/i><\/b>?, c\u00e1ch t\u00ednh x\u00e1c su\u1ea5t x\u1ed5 s\u1ed1<\/b> l\u00f4 xi\u00ean 2 \u0111\u01b0\u1ee3c t\u00ednh b\u1eb1ng thu\u1eadt to\u00e1n <\/i><\/b>sau= 23.76% x 23.76% = 5.6%.  So v\u1edbi x\u00e1c su\u1ea5t kh\u00f4ng tr\u00fang th\u00ec x\u00e1c su\u1ea5t tr\u00fang th\u01b0\u1edfng s\u1ebd th\u1ea5p h\u01a1n h\u1eb3n. C\u00f3 ngh\u0129a \u0111\u1ed9 kh\u00f3 c\u1ee7a n\u00f3 l\u00e0 r\u1ea5t cao. Cho n\u00ean khi t\u00ednh to\u00e1n ng\u01b0\u1eddi ch\u01a1i ph\u1ea3i t\u00ednh c\u1ea9n th\u1eadn v\u00e0 ch\u00ednh x\u00e1c \u0111\u1ec3 thu \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 \u0111\u00fang nh\u1ea5t<\/p>\n

T\u1ef7 l\u1ec7 n\u00e0y \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng cho t\u1ea5t c\u1ea3 c\u00e1c lo\u1ea1i x\u1ed5 s\u1ed1 l\u00f4 xi\u00ean kh\u00e1c nhau, ch\u1ee9 kh\u00f4ng ch\u1ec9 d\u00e0nh ri\u00eang cho b\u1ea5t k\u1ef3 lo\u1ea1i x\u1ed5 s\u1ed1 n\u00e0o.<\/p>\n

3.C\u00e1ch t\u00ednh x\u00e1c su\u1ea5t tr\u00fang l\u00f4 xi\u00ean 3<\/b><\/h2>\n

C\u00e1ch t\u00ednh x\u00e1c su\u1ea5t x\u1ed5 s\u1ed1<\/b> l\u00f4 xi\u00ean 3 \u0111\u01a1n gi\u1ea3n n\u00f3 c\u0169ng t\u01b0\u01a1ng t\u1ef1 nh\u01b0 c\u00e1ch t\u00ednh c\u1ee7a l\u00f4 xi\u00ean 2<\/p>\n

C\u00e1ch t\u00ednh n\u00e0y t\u01b0\u01a1ng t\u1ef1 v\u1edbi c\u00e1ch t\u00ednh l\u00f4 xi\u00ean 2. Tuy nhi\u00ean, t\u1ef7 l\u1ec7 tr\u00fang v\u00e9 s\u1ed1<\/i><\/b> c\u1ee7a l\u00f4 xi\u00ean 3 l\u00e0 \u00edt h\u01a1n. C\u1ee5 th\u1ec3 c\u00e1ch t\u00ednh nh\u01b0 sau:<\/p>\n

Gi\u1ea3 s\u1eed, ch\u00fang ta g\u1ecdi: X\u00e1c su\u1ea5t kh\u00f4ng v\u1ec1 ba con l\u00e0 A, x\u00e1c su\u1ea5t ch\u1ec9 v\u1ec1 1 con l\u00e0 B, x\u00e1c su\u1ea5t ch\u1ec9 v\u1ec1 2 con l\u00e0 C<\/p>\n

Nh\u01b0 th\u1ebf th\u00ec ch\u00fang ta c\u00f3 th\u1ec3 r\u00fat ra \u0111\u01b0\u1ee3c c\u00f4ng th\u1ee9c t\u1ef7 l\u1ec7<\/p>\n

kh\u00f4ng tr\u00fang l\u00f4 xi\u00ean 3 = A + B + C = (0,97^27) + (3 * 23,7675% * 0,98^27) + (3 * 5,8% * 0,99^27) = 0,9851 ~ 98,527%<\/p>\n

V\u1eady x\u00e1c su\u1ea5t tr\u00fang l\u00f4 xi\u00ean 3 s\u1ebd b\u1eb1ng 100% – 98,527%=<\/p>\n

1,473%. \u0110\u00e2y l\u00e0 t\u1ef7 l\u1ec7 tr\u00fang th\u01b0\u1edfng gi\u1ea3i th\u01b0\u1edfng \u0111\u1eb7c bi\u1ec7t. C\u00f3 c\u01a1 h\u1ed9i tr\u00fang th\u01b0\u1edfng l\u00ean \u0111\u1ebfn h\u01a1n 1 t\u1ef7 \u0111\u1ed3ng. Tuy nhi\u00ean, t\u1ef7 l\u1ec7 tr\u00fang n\u00e0y l\u00e0 c\u1ef1c hi\u1ebfm. Th\u1ebf nh\u01b0ng, ch\u00fang t\u00f4i tin r\u1eb1ng bi\u1ebft c\u00e1ch t\u00ednh to\u00e1n, bi\u1ebft c\u00e1ch t\u00ednh x\u00e1c su\u1ea5t x\u1ed5 s\u1ed1<\/b> c\u1ed9ng v\u1edbi s\u1ef1 may m\u1eafn th\u00ec c\u01a1 h\u1ed9i tr\u00fang th\u01b0\u1edfng cao h\u01a1n.<\/p>\n

\"\"<\/p>\n

4.M\u1ed9t b\u00e0i to\u00e1n nu\u00f4i l\u00f4 \u0111i\u1ec3n h\u00ecnh<\/b><\/h2>\n

M\u1ed9t b\u00e0i to\u00e1n nu\u00f4i l\u00f4 \u0111i\u1ec3n h\u00ecnh nh\u1ea5t \u0111\u00f3 l\u00e0 t\u00ednh t\u1ef7 l\u1ec7 tr\u00fang tr\u1eadt x\u1ed5 s\u1ed1 mi\u1ec1n b\u1eafc<\/p>\n

\u0110\u1ec3 gi\u1ea3i b\u00e0i to\u00e1n v\u1ec1 nu\u00f4i l\u00f4 v\u00e0 c\u00e1ch t\u00ednh x\u00e1c su\u1ea5t x\u1ed5 s\u1ed1<\/b> th\u00ec \u0111\u1ea7u ti\u00ean ng\u01b0\u1eddi ch\u01a1i ph\u1ea3i bi\u1ebft t\u00ednh t\u1ef7 l\u1ec7 tr\u01b0\u1ee3t l\u00f4 tr\u01b0\u1edbc. V\u00ec c\u00e1ch t\u00ednh t\u1ef7 l\u1ec7 tr\u01b0\u1ee3t ho\u00e0n to\u00e0n d\u1ec5 h\u01a1n r\u1ea5t nhi\u1ec1u so v\u1edbi t\u1ef7 l\u1ec7 tr\u00fang th\u01b0\u1edfng<\/p>\n

Sau khi t\u00ednh \u0111\u01b0\u1ee3c t\u1ef7 l\u1ec7 tr\u01b0\u1ee3t ch\u00fang ta ch\u1ec9 vi\u1ec7c l\u1ea5y 100% tr\u1eeb \u0111i  t\u1ef7 l\u1ec7 tr\u01b0\u1ee3t l\u00f4 l\u00e0 s\u1ebd ra \u0111\u01b0\u1ee3c t\u1ef7 l\u1ec7 tr\u00fang th\u01b0\u1edfng.<\/p>\n

\u0110\u00e2y l\u00e0 m\u1ed9t b\u00e0i to\u00e1n nu\u00f4i l\u00f4 si\u00eau \u0111i\u1ec3n h\u00ecnh m\u00e0 b\u1ea5t k\u1ef3 ai c\u0169ng ph\u1ea3i t\u00ednh to\u00e1n khi ch\u01a1i x\u1ed5 s\u1ed1.<\/p>\n

Th\u1eeba nh\u1eadn r\u1eb1ng, y\u1ebfu t\u1ed1 may m\u1eafn trong khi ch\u01a1i x\u1ed5 s\u1ed1 l\u00e0 v\u00f4 c\u00f9ng quan tr\u1ecdng. Tuy nhi\u00ean, \u0111\u1ec3 n\u00e2ng c\u01a1 h\u1ed9i tr\u00fang th\u01b0\u1edfng c\u1ee7a b\u1ea1n cao h\u01a1n th\u00ec bu\u1ed9c b\u1ea1n ph\u1ea3i v\u1eadn d\u1ee5ng nh\u1eefng ki\u1ebfn th\u1ee9c t\u00ednh to\u00e1n, ph\u00e1n \u0111o\u00e1n \u0111\u1ec3 \u0111\u01b0a ra \u0111\u01b0\u1ee3c quy\u1ebft \u0111\u1ecbnh \u0111\u00fang \u0111\u1eafn nh\u1ea5t.<\/p>\n<\/div>\n

\"\" soi c\u1ea7u x\u1ed5 s\u1ed1 mi\u1ec1n b\u1eafc<\/span><\/strong><\/h2>\n
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\"\"d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 b\u1ea1ch th\u1ee7 l\u00f4 mi\u1ec1n b\u1eafc<\/strong><\/a><\/h3>\n

\"\"\u00a0d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 song th\u1ee7 l\u00f4 mi\u1ec1n b\u1eafc<\/strong><\/a><\/h3>\n

\"\"\u00a0d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 b\u1ea1ch th\u1ee7 l\u00f4 2 nh\u00e1y mi\u1ec1n b\u1eafc<\/strong><\/a><\/h3>\n

\"\"d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 b\u1ea1ch th\u1ee7 l\u00f4 k\u00e9p mi\u1ec1n b\u1eafc<\/strong><\/a><\/h3>\n

\"\"d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 song th\u1ee7 l\u00f4 k\u00e9p mi\u1ec1n b\u1eafc<\/strong><\/a><\/h3>\n

\"\"d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 b\u1ea1ch th\u1ee7 \u0111\u1ec1 mi\u1ec1n b\u1eafc<\/strong><\/a><\/h3>\n

\"\"d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 song th\u1ee7 \u0111\u1ec1 mi\u1ec1n b\u1eafc<\/strong><\/a><\/h3>\n

\"\"d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 d\u00e0n \u0111\u1ec1 4 s\u1ed1 mi\u1ec1n b\u1eafc<\/strong><\/a><\/h3>\n

\"\"d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 d\u00e0n \u0111\u1ec1 6 s\u1ed1 mi\u1ec1n b\u1eafc<\/strong><\/a><\/h3>\n

\"\"d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 d\u00e0n \u0111\u1ec1 8 s\u1ed1 mi\u1ec1n b\u1eafc<\/strong><\/a><\/h3>\n

\"\"d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 d\u00e0n \u0111\u1ec1 10 s\u1ed1 mi\u1ec1n b\u1eafc<\/strong><\/a><\/h3>\n

\"\"d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 d\u00e0n l\u00f4 4 s\u1ed1 mi\u1ec1n b\u1eafc<\/strong><\/a><\/h3>\n<\/div>\n

\"\"<\/strong> soi c\u1ea7u xsmb si\u00eau chu\u1ea9n<\/strong><\/span><\/h2>\n
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\"\"d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 d\u00e0n l\u00f4 6 s\u1ed1 mi\u1ec1n b\u1eafc<\/strong><\/a><\/h3>\n

\"\"d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 d\u00e0n l\u00f4 8 s\u1ed1 mi\u1ec1n b\u1eafc<\/strong><\/a><\/h3>\n

\"\"d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 d\u00e0n l\u00f4 xi\u00ean 2 mi\u1ec1n b\u1eafc<\/strong><\/a><\/h3>\n

\"\"d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 d\u00e0n l\u00f4 xi\u00ean 3 mi\u1ec1n b\u1eafc<\/strong><\/a><\/h3>\n

\"\"d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 d\u00e0n l\u00f4 xi\u00ean 4 mi\u1ec1n b\u1eafc<\/strong><\/a><\/h3>\n

\"\"<\/a>\u00a0\u00a0d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 3 c\u00e0ng mi\u1ec1n b\u1eafc<\/a><\/strong><\/h3>\n

\"\"d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 d\u00e0n 3 c\u00e0ng 2 s\u1ed1 mi\u1ec1n b\u1eafc<\/strong><\/a><\/h3>\n

\"\"d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 d\u00e0n l\u00f4 10 s\u1ed1 mi\u1ec1n b\u1eafc<\/strong><\/a><\/h3>\n

\"\"d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 \u0111\u1ec1 \u0111\u1ea7u \u0111u\u00f4i mi\u1ec1n b\u1eafc<\/strong><\/a><\/h3>\n<\/div>\n

\"\"<\/strong> soi c\u1ea7u xsmn si\u00eau chu\u1ea9n<\/strong><\/span><\/h2>\n
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\"\"d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 x\u1ec9u ch\u1ee7 mi\u1ec1n nam<\/strong><\/a><\/h3>\n

\"\"d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 gi\u1ea3i \u0111\u1eb7c bi\u1ec7t mi\u1ec1n nam<\/strong><\/a><\/h3>\n

\"\"d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 gi\u1ea3i 8 mi\u1ec1n nam<\/strong><\/a><\/h3>\n

\"\"d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 bao l\u00f4 mi\u1ec1n nam<\/strong><\/a><\/h3>\n

\"\"d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 c\u1eb7p x\u1ec9u ch\u1ee7 mi\u1ec1n nam<\/strong><\/a><\/h3>\n

\"\"d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 song th\u1ee7 l\u00f4 mi\u1ec1n nam<\/strong><\/a><\/h3>\n

\"\"d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 \u0111\u1ea7u \u0111u\u00f4i gi\u1ea3i 8 mi\u1ec1n nam<\/strong><\/a><\/h3>\n

\"\"d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 \u0111\u1ea7u \u0111u\u00f4i \u0111\u1eb7c bi\u1ec7t mi\u1ec1n nam<\/strong><\/a><\/h3>\n

\"\"d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 l\u00f4 3 s\u1ed1 mi\u1ec1n nam<\/strong><\/a><\/h3>\n<\/div>\n

\"\"<\/strong> soi c\u1ea7u xsmt si\u00eau chu\u1ea9n<\/strong><\/span><\/h2>\n
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\"\"d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 x\u1ec9u ch\u1ee7 mi\u1ec1n trung<\/strong><\/a><\/h3>\n

\"\"d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 gi\u1ea3i \u0111\u1eb7c bi\u1ec7t mi\u1ec1n trung<\/strong><\/a><\/h3>\n

\"\"d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 gi\u1ea3i 8 mi\u1ec1n trung<\/strong><\/a><\/h3>\n

\"\"d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 bao l\u00f4 mi\u1ec1n trung<\/strong><\/a><\/h3>\n

\"\"d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 c\u1eb7p x\u1ec9u ch\u1ee7 mi\u1ec1n trung<\/strong><\/a><\/h3>\n

\"\"d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 song th\u1ee7 l\u00f4 mi\u1ec1n trung<\/strong><\/a><\/h3>\n

\"\"d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 \u0111\u1ea7u \u0111u\u00f4i gi\u1ea3i 8 mi\u1ec1n trung<\/strong><\/a><\/h3>\n

\"\"d\u1ef1 \u0111o\u00e1n chu\u1ea9n 100 \u0111\u1ea7u \u0111u\u00f4i \u0111\u1eb7c bi\u1ec7t mi\u1ec1n trung<\/strong><\/a><\/h3>\n

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