{"id":18789,"date":"2024-03-22T03:52:00","date_gmt":"2024-03-22T03:52:00","guid":{"rendered":"https:\/\/soicau1104.minhngocxoso.com\/?p=18789"},"modified":"2024-03-22T03:52:00","modified_gmt":"2024-03-22T03:52:00","slug":"cach-tinh-xac-suat-trung-de-hieu-qua-chuan-100","status":"publish","type":"post","link":"https:\/\/xososoicau86.com\/cach-tinh-xac-suat-trung-de-hieu-qua-chuan-100\/","title":{"rendered":"C\u00e1ch t\u00ednh x\u00e1c su\u1ea5t tr\u00fang \u0111\u1ec1 hi\u1ec7u qu\u1ea3 chu\u1ea9n 100"},"content":{"rendered":"
C\u00f3 r\u1ea5t nhi\u1ec1u ph\u01b0\u01a1ng ph\u00e1p soi c\u1ea7u hi\u1ec7u qu\u1ea3 nh\u01b0ng n\u1ebfu c\u00e1c b\u1ea1n mu\u1ed1n bi\u1ebft t\u1ec9 l\u1ec7 x\u00e1c su\u1ea5t chi\u1ebfn th\u1eafng c\u1ee7a t\u1eebng ph\u01b0\u01a1ng ph\u00e1p th\u00ec c\u00f3 th\u1ec3 tham kh\u1ea3o n\u1ed9i dung b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y. \u0110i\u1ec1u n\u00e0y kh\u00f4ng ch\u1ec9 gi\u00fap b\u1ea1n thu th\u1eadp \u0111\u01b0\u1ee3c nhi\u1ec1u c\u00f4ng th\u1ee9c soi c\u1ea7u l\u00f4 \u0111\u1ec1 m\u00e0 c\u00f2n gi\u00fap b\u1ea1n bi\u1ebft \u0111\u01b0\u1ee3c t\u1ef7 l\u1ec7 tr\u00fang c\u1ee7a m\u00ecnh l\u00e0 bao nhi\u00eau.<\/p>\n
V\u1edbi nh\u1eefng ng\u01b0\u1eddi ch\u01a1i l\u00f4 \u0111\u1ec1 l\u00e2u n\u0103m th\u00ec \u0111\u1ec1u bi\u1ebft t\u1ec9 l\u1ec7 trung 1 con \u0111\u1ec1 s\u1ebd l\u00e0 1\/100 = 1%. C\u00e1i hay khi ch\u01a1i \u0111\u1ec1 l\u00e0 \u1edf m\u1ee9c v\u1ed1n \u0111\u1ea7u t\u01b0, s\u1ed1 ti\u1ec1n ch\u01a1i kh\u00f4ng c\u1ed1 \u0111\u1ecbnh nh\u01b0ng n\u1ebfu th\u1eafng th\u00ec ti\u1ec1n l\u1eddi thu v\u1ec1 l\u1ea1i r\u1ea5t cao. Ch\u00ednh v\u00ec th\u1ebf khi soi c\u1ea7u l\u00f4 \u0111\u1ec1 ngo\u00e0i vi\u1ec7c soi c\u1eb7p l\u00f4 n\u00e0o \u0111\u1eb9p th\u00ec c\u00e1c tay ch\u01a1i v\u1eabn d\u00e0nh th\u1eddi gian \u0111\u1ec3 ch\u1ecdn ra con \u0111\u1ec1 may m\u1eafn nh\u1ea5t.<\/p>\n
X\u00e1c su\u1ea5t tr\u00fang 1 con l\u00f4<\/p>\n
\u1ede ph\u1ea7n n\u00e0y t\u00f4i ch\u1ec9 \u0111\u1ec1 c\u1eadp \u0111\u1ebfn vi\u1ec7c x\u00e1c su\u1ea5t \u0111\u1ec3 tr\u00fang \u0111\u01b0\u1ee3c 1 con l\u00f4, kh\u00f4ng t\u00ednh tr\u00fang 1 nh\u00e1y, 2 nh\u00e1y hay 3, 4 nh\u00e1y.<\/p>\n
C\u00f4ng th\u1ee9c t\u00ednh x\u00e1c su\u1ea5t tr\u00fang 1 con l\u00f4: 1 \u2013 0,99^27 = 23,7657 %.<\/p>\n
Trong \u0111\u00f31 l\u00e0 x\u00e1c su\u1ea5t tr\u01b0\u1ee3t l\u00f4. C\u00f2n 27 l\u00e0 quay 27 s\u1ed1 \u0111\u1ec1u tr\u01b0\u1ee3t.<\/p>\n
Khi bi\u1ebft x\u00e1c su\u1ea5t tr\u00fang l\u00f4 \u0111\u1ec1 c\u00e1c b\u1ea1n c\u00f3 th\u1ec3 k\u1ebft h\u1ee3p nhi\u1ec1u ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ec3 \u0111\u1ea1t t\u1ef7 l\u1ec7 th\u1eafng cao khi soi c\u1ea7u l\u00f4 \u0111\u1ec1 m\u1ed7i ng\u00e0y<\/p>\n
S\u1ebd c\u00f3 2 tr\u01b0\u1eddng h\u1ee3p x\u1ea3y ra \u0111\u00f3 l\u00e0 kh\u00f4ng v\u1ec1 c\u1ea3 hai ho\u1eb7c ch\u1ec9 v\u1ec1 1.<\/p>\n
C\u00e1ch t\u00ednh x\u00e1c su\u1ea5t kh\u00f4ng v\u1ec1 c\u1ea3 hai: 0,98^27 = 57,957 %<\/p>\n
X\u00e1c su\u1ea5t ch\u1ec9 v\u1ec1 1 con: s\u1ebd c\u00f3 2 tr\u01b0\u1eddng h\u1ee3p x\u1ea3y ra. Con th\u1ee9 nh\u1ea5t v\u1ec1 con th\u1ee9 2 kh\u00f4ng v\u1ec1 v\u00e0 ng\u01b0\u1ee3c l\u1ea1i.<\/p>\n
C\u00e1ch t\u00ednh x\u00e1c su\u1ea5t ch\u1ec9 v\u1ec1 1 con: 2 * x\u00e1c su\u1ea5t tr\u00fang 1 l\u00f4 * x\u00e1c su\u1ea5t kh\u00f4ng tr\u00fang l\u00f4<\/p>\n
= 2 * 23,7657% * 0,99^27 = 36,238%.<\/p>\n
X\u00e1c su\u1ea5t kh\u00f4ng tr\u00fang l\u00f4 xi\u00ean: X\u00e1c su\u1ea5t kh\u00f4ng v\u1ec1 2 con + x\u00e1c su\u1ea5t ch\u1ec9 v\u1ec1 1 con<\/p>\n
= 57,957% + 36,238% = 94,195%.<\/p>\n
X\u00e1c su\u1ea5t tr\u00fang l\u00f4 xi\u00ean 2: 100% \u2013 X\u00e1c su\u1ea5t kh\u00f4ng tr\u00fang<\/p>\n
= 100 \u2013 94,195% = 5,8%.<\/p>\n
<\/p>\n
C\u00e1ch t\u00ednh gi\u1ed1ng v\u1edbi c\u00e1ch t\u00ednh x\u00e1c su\u1ea5t tr\u00fang l\u00f4 xi\u00ean 2. Nh\u01b0ng tr\u01b0\u1eddng h\u1ee3p n\u00e0y s\u1ebd t\u00ednh l\u00e2u h\u01a1n v\u00ec t\u1ec9 l\u1ec7 v\u1ec1 cao h\u01a1n. \u0110\u00e2y l\u00e0 t\u1ef7 l\u1ec7 x\u00e1c su\u1ea5t \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n d\u1ef1a tr\u00ean nhi\u1ec1u y\u1ebfu t\u1ed1 n\u00ean c\u00e1c b\u1ea1n c\u00f3 th\u1ec3 y\u00ean t\u00e2m. X\u00e1c su\u1ea5t ch\u1ec9 l\u00e0 x\u00e1c su\u1ea5t v\u00e0 v\u1eabn c\u00f3 tr\u01b0\u1eddng h\u1ee3p ngo\u1ea1i l\u1ec7. Khi soi c\u1ea7u l\u00f4 \u0111\u1ec1 mu\u1ed1n th\u1eafng l\u1edbn c\u00e1c b\u1ea1n c\u1ea7n ph\u1ea3i k\u1ebft h\u1ee3p t\u00ednh to\u00e1n c\u1ee7a nhi\u1ec1u ph\u01b0\u01a1ng ph\u00e1p, c\u1ed9ng th\u00eam m\u1ed9t ch\u00fat may m\u1eafn.<\/p>\n
X\u00e1c su\u1ea5t kh\u00f4ng tr\u00fang l\u00f4 xi\u00ean 3: X\u00e1c su\u1ea5t kh\u00f4ng v\u1ec1 3 con + x\u00e1c su\u1ea5t v\u1ec1 1 con + x\u00e1c su\u1ea5t v\u1ec1 c\u1ea3 2 con<\/p>\n
C\u00e1ch t\u00ednh= 0,97^27 + 3 * 23,7675% * 0,98^27 + 3 * 5,8% * 0,99^27 = 98,527%.<\/p>\n
=> X\u00e1c su\u1ea5t tr\u00fang l\u00f4 xi\u00ean 3 = 100% \u2013 98,527% = 1,473% ( d\u1ec5 h\u01a1n tr\u00fang \u0111\u1ec1 1 t\u00fd).<\/p>\n
C\u00e1ch t\u00ednh x\u00e1c su\u1ea5t tr\u00fang l\u00f4 v\u00e0 \u0111\u1ec1 3 ch\u00e2n<\/p>\n
V\u1edbi c\u00e1ch soi c\u1ea7u l\u00f4 \u0111\u1ec1 n\u00e0y c\u00e1c b\u1ea1n s\u1ebd d\u1ec5 d\u00e0ng t\u00ecm ra x\u00e1c su\u1ea5t t\u1ef7 l\u1ec7 tr\u00fang c\u1ee7a l\u00f4 \u0111\u1ec1.<\/p>\n
X\u00e1c xu\u1ea5t tr\u00fang \u0111\u1ec1 3 ch\u00e2n l\u00e0 1\/1000 = 0,1 %.<\/p>\n
X\u00e1c xu\u1ea5t tr\u00fang l\u00f4 3 ch\u00e2n l\u00e0 1 \u2013 0,999^27 = 2,67 %. Trong \u0111\u00f3 1 l\u00e0 x\u00e1c su\u1ea5t t\u1ea1ch l\u00f4 3 ch\u00e2n<\/p>\n
Nh\u01b0 v\u1eady qua b\u00e0i chia s\u1ebb n\u00e0y c\u00e1c b\u1ea1n \u0111\u00e3 c\u00f3 th\u1ec3 bi\u1ebft \u0111\u00edch x\u00e1c t\u1ec9 l\u1ec7 tr\u00fang khi ch\u01a1i l\u00f4 \u0111\u1ec1. Ch\u00fang t\u00f4i hy v\u1ecdng nh\u1eefng chia s\u1ebb n\u00e0y s\u1ebd h\u1ed7 tr\u1ee3 \u0111\u01b0\u1ee3c ng\u01b0\u1eddi ch\u01a1i, gi\u00fap t\u0103ng t\u1ef7 l\u1ec7 th\u1eafng v\u1ec1 khi soi c\u1ea7u l\u00f4 \u0111\u1ec1.Ch\u00fac c\u00e1c b\u1ea1n lu\u00f4n may m\u1eafn khi ch\u01a1i.<\/p>\n
\u00a0ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c b\u1ea1ch th\u1ee7 l\u00f4 2 nh\u00e1y mb<\/strong><\/a><\/p>\n
\u00a0ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c b\u1ea1ch th\u1ee7 l\u00f4 mb<\/strong><\/a><\/p>\n
ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c song th\u1ee7 l\u00f4 mb<\/strong><\/a><\/p>\n
ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c b\u1ea1ch th\u1ee7 l\u00f4 k\u00e9p mb<\/strong><\/a><\/p>\n
ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c song th\u1ee7 l\u00f4 k\u00e9p mb<\/strong><\/a><\/p>\n
ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c b\u1ea1ch th\u1ee7 \u0111\u1ec1 mb<\/strong><\/a><\/p>\n
ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c song th\u1ee7 \u0111\u1ec1 mb<\/strong><\/a><\/p>\n
ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c d\u00e0n \u0111\u1ec1 4 s\u1ed1 mb<\/strong><\/a><\/p>\n
ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c d\u00e0n \u0111\u1ec1 6 s\u1ed1 mb<\/strong><\/a><\/p>\n
ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c d\u00e0n \u0111\u1ec1 8 s\u1ed1 mb<\/strong><\/a><\/p>\n
ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c d\u00e0n \u0111\u1ec1 10 s\u1ed1 mb<\/strong><\/a><\/p>\n
ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c d\u00e0n l\u00f4 4 s\u1ed1 mb<\/strong><\/a><\/p>\n
\u00a0soi ch\u1ed1t s\u1ed1 si\u00eau chu\u1ea9n x\u00e1c xsmb v\u00edp <\/span><\/h3>\n
ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c d\u00e0n l\u00f4 6 s\u1ed1 mb<\/strong><\/a><\/p>\n
ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c d\u00e0n l\u00f4 8 s\u1ed1 mb<\/strong><\/a><\/p>\n
ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c d\u00e0n l\u00f4 xi\u00ean 2 mb<\/strong><\/a><\/p>\n
ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c d\u00e0n l\u00f4 xi\u00ean 3 mb<\/strong><\/a><\/p>\n
ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c d\u00e0n l\u00f4 xi\u00ean 4 mb<\/strong><\/a><\/p>\n
ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c 3 c\u00e0ng mb<\/strong><\/a><\/p>\n
ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c d\u00e0n 3 c\u00e0ng 2 s\u1ed1 mb<\/strong><\/a><\/p>\n
ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c d\u00e0n l\u00f4 10 s\u1ed1 mb<\/strong><\/a><\/p>\n
ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c \u0111\u1ec1 \u0111\u1ea7u \u0111u\u00f4i mb<\/strong><\/a><\/p>\n
\u00a0ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c xsmn <\/span><\/h3>\n
ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c x\u1ec9u ch\u1ee7 mn<\/strong><\/a><\/p>\n
ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c gi\u1ea3i \u0111\u1eb7c bi\u1ec7t mn<\/strong><\/a><\/p>\n
ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c gi\u1ea3i 8 mn<\/strong><\/a><\/p>\n
ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c bao l\u00f4 mn<\/strong><\/a><\/p>\n
ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c c\u1eb7p x\u1ec9u ch\u1ee7 mn<\/strong><\/a><\/p>\n
ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c song th\u1ee7 l\u00f4 mn<\/strong><\/a><\/p>\n
ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c \u0111\u1ea7u \u0111u\u00f4i gi\u1ea3i 8 mn<\/strong><\/a><\/p>\n
ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c \u0111\u1ea7u \u0111u\u00f4i \u0111\u1eb7c bi\u1ec7t mn<\/strong><\/a><\/p>\n
ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c l\u00f4 3 s\u1ed1 mn<\/strong><\/a><\/p>\n
\u00a0ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c xsmt <\/span><\/h3>\n
ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c x\u1ec9u ch\u1ee7 mt<\/strong><\/a><\/p>\n
ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c gi\u1ea3i \u0111\u1eb7c bi\u1ec7t mt<\/strong><\/a><\/p>\n
ch\u1ed1t s\u1ed1 c\u1ea7u to si\u00eau chu\u1ea9n x\u00e1c gi\u1ea3i 8 mt<\/strong><\/a><\/p>\n
ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c bao l\u00f4 mt<\/strong><\/a><\/p>\n
ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c c\u1eb7p x\u1ec9u ch\u1ee7 mt<\/strong><\/a><\/p>\n
ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c song th\u1ee7 l\u00f4 mt<\/strong><\/a><\/p>\n
ch\u1ed1t s\u1ed1 c\u1ea7u si\u00eau chu\u1ea9n x\u00e1c \u0111\u1ea7u \u0111u\u00f4i gi\u1ea3i 8 mt<\/strong><\/a><\/p>\n