{"id":17018,"date":"2024-03-23T07:35:49","date_gmt":"2024-03-23T07:35:49","guid":{"rendered":"http:\/\/soicaududoan.com\/?p=17018"},"modified":"2024-03-23T07:35:49","modified_gmt":"2024-03-23T07:35:49","slug":"du-doan-xo-chinh-xac-100-bach-thu-lo","status":"publish","type":"post","link":"https:\/\/soicaududoan.com\/du-doan-xo-chinh-xac-100-bach-thu-lo\/","title":{"rendered":"D\u1ef1 \u0111o\u00e1n x\u1ed5 s\u1ed1 ch\u00ednh x\u00e1c 100 \u0103n B\u1ea1ch th\u1ee7 l\u00f4"},"content":{"rendered":"
D\u1ef1 \u0111o\u00e1n x\u1ed5 s\u1ed1 ch\u00ednh x\u00e1c 100<\/strong><\/a> \u0103n B\u1ea1ch th\u1ee7 l\u00f4 – \u0111i\u1ec1u m\u00e0 b\u1ea5t c\u1ee9 ai ch\u01a1i l\u00f4 \u0111\u1ec1 \u0111\u1ec1u mong mu\u1ed1n. B\u00e0i vi\u1ebft n\u00e0y xin \u0111\u01b0\u1ee3c g\u1eedi t\u1edbi c\u00e1c b\u1ea1n b\u00ed k\u00edp b\u1eaft B\u1ea1ch th\u1ee7 l\u00f4 tr\u00fang l\u1edbn. Anh em tham kh\u1ea3o k\u1ef9 tr\u01b0\u1edbc khi ch\u01a1i \u0111\u1ec3 t\u0103ng c\u01a1 h\u1ed9i chi\u1ebfn th\u1eafng.<\/p>\n Ph\u01b0\u01a1ng ph\u00e1p d\u1ef1 \u0111o\u00e1n x\u1ed5 s\u1ed1 ch\u00ednh x\u00e1c 100<\/strong> n\u00e0y \u0111\u01b0\u1ee3c d\u1ef1a theo c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 x\u00e1c su\u1ea5t, quy lu\u1eadt s\u1ed1 Pi v\u00e0 tr\u1ef1c gi\u00e1c. C\u00e1ch t\u00ednh n\u00e0y kh\u00f4ng t\u00ednh nhi\u1ec1u con s\u1ed1 m\u00e0 n\u00f3 ch\u1ec9 t\u00ednh ra duy nh\u1ea5t 1 con s\u1ed1 – B\u1ea1ch th\u1ee7 l\u00f4 \u0111\u1ec3 ch\u01a1i. V\u00ec th\u1ebf x\u00e1c su\u1ea5t \u0111\u1ec3 \u0103n B\u1ea1ch th\u1ee7 l\u00f4 l\u00e0 50%. Ch\u1ec9 c\u00f3 2 s\u1ef1 l\u1ef1a ch\u1ecdn \u0111\u00f3 l\u00e0 tr\u00fang v\u00e0 to\u1ea1ch. \u0110\u1ec3 t\u00ednh x\u00e1c su\u1ea5t soi c\u1ea7u tr\u00fang B\u1ea1ch th\u1ee7 l\u00f4 (1 con l\u00f4 duy nh\u1ea5t) th\u00ec tr\u01b0\u1edbc ti\u00ean b\u1ea1n c\u1ea7n t\u00ednh x\u00e1c su\u1ea5t tr\u01b0\u1ee3t b\u1edfi b\u00e0o gi\u1edd t\u00ednh tr\u01b0\u1ee3t c\u0169ng d\u1ec5 h\u01a1n t\u00ednh x\u00e1c su\u1ea5t th\u1eafng. T\u1ef7 l\u1ec7 t\u1ea1ch 1 l\u00f4 l\u00e0 99% [1 \u2013 [{100-n}% ^ 27)] * 100 Ngo\u00e0i c\u00e1ch soi c\u1ea7u ch\u00ednh x\u00e1c<\/strong><\/a> tr\u00ean b\u1ea1n c\u0169ng n\u00ean tham kh\u1ea3o c\u00e1c ph\u01b0\u01a1ng ph\u00e1p b\u1eaft B\u1ea1ch th\u1ee7 kh\u00e1c \u0111\u1ec3 t\u0103ng kh\u1ea3 n\u0103ng chi\u1ebfn th\u1eafng.<\/p>\n Ch\u00fac c\u00e1c b\u1ea1n th\u00e0nh c\u00f4ng!X\u00e1c su\u1ea5t \u0103n B\u1ea1ch th\u1ee7 l\u00f4<\/a><\/h2>\n
\nC\u0169ng gi\u1ed1ng nh\u01b0 tr\u00f2 ch\u01a1i x\u1ea5p ng\u1eeda hay ch\u1eb5n v\u00e0 l\u1ebb, b\u1ea1n ch\u1ec9 c\u00f3 2 s\u1ef1 l\u1ef1a ch\u1ecdn. C\u01a1 h\u1ed9i chi\u1ebfn th\u1eafng c\u1ee7a b\u1ea1n l\u00e0 50\/50.<\/p>\nC\u00e1ch d\u1ef1 \u0111o\u00e1n x\u1ed5 s\u1ed1 ch\u00ednh x\u00e1c 100 \u0103n B\u1ea1ch th\u1ee7 l\u00f4<\/h2>\n
\nTa c\u00f3 t\u1ef7 l\u1ec7 th\u1eafng t\u1ed1i \u0111a 100% (t\u00ednh l\u00e0 1) cho 27 l\u00f4 mi\u1ec1n B\u1eafc g\u1ed3m 100 s\u1ed1 t\u1eeb 00 \u0111\u1ebfn 99
\nV\u00e0 t\u1ef7 l\u1ec7 thua khi b\u1ea1n \u0111\u00e1nh 1 con l\u00f4 99% (\u0111\u00e1nh 1 con)<\/p>\nC\u00e1ch t\u00ednh c\u1ee5 th\u1ec3 nh\u01b0 sau<\/h3>\n
\nT\u1ef7 l\u1ec7 t\u1ea1ch 2 l\u00f4 l\u00e0 99% * 99%
\nT\u1ea1ch 3 l\u00f4 l\u00e0 99% * 99% * 99%
\n\u2026
\nT\u1ea1ch 27 l\u00f4 l\u00e0 99% ^ 27 (99% nh\u00e2n v\u1edbi 27 l\u1ea7n ch\u00ednh n\u00f3)
\nB\u1ea1n ph\u1ea3i t\u1ea1ch h\u1ebft 27 con l\u00f4 th\u00ec t\u1ef7 l\u1ec7 99% m\u1edbi x\u1ea3y ra cho n\u00ean t\u1ef7 l\u1ec7 tr\u00fang 1 con l\u00f4 \u0111\u01b0\u1ee3c t\u00ednh nh\u01b0 sau:
\n[1 \u2013 (99% ^ 27)] * 100 k\u1ebft qu\u1ea3 l\u00e0 ~ 23,7%
\n\u00c1p d\u1ee5ng c\u00f4ng th\u1ee9c cho cho 2, 3 v\u00e0 4 con l\u00f4
\n2 con l\u00f4 l\u00e0 [1 \u2013 (98% ^ 27)] * 100 ~ 42%
\n3 con l\u00f4 l\u00e0 [1 \u2013 (97% ^ 27)] * 100 ~ 56%
\n4 con l\u00f4 l\u00e0 [1 \u2013 (96% ^ 27)] * 100 ~ 67%<\/p>\nC\u00f4ng th\u1ee9c t\u1ed5ng qu\u00e1t<\/h3>\n
\n(v\u1edbi n l\u00e0 s\u1ed1 con l\u00f4 b\u1ea1n ch\u01a1i trong 1 l\u1ea7n)
\nC\u00f4ng th\u1ee9c tr\u00ean s\u1ebd l\u00e0 l\u00fd t\u01b0\u1edfng cho b\u1ea1n v\u00ec l\u00f4 ch\u1ec9 x\u1ed5 27 gi\u1ea3i v\u00e0 c\u00f3 th\u1ec3 c\u00f3 s\u1ed1 tr\u00f9ng. N\u00ean n\u1ebfu nh\u01b0 b\u1ea1n c\u00f3 th\u1ec3 th\u1ed1ng k\u00ea \u0111\u01b0\u1ee3c t\u1ea5t c\u1ea3 c\u00e1c con s\u1ed1 hay ra v\u00e0 kho\u1ea3ng s\u1ed1 hay ra th\u00ec b\u1ea1n ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 \u0103n l\u00f4.<\/p>\nK\u1ebft<\/h2>\n
\n<\/p>\n
C\u1ea6U \u0110\u1eb8P CAO C\u1ea4P<\/span><\/strong><\/h4>\n