{"id":18066,"date":"2024-04-04T04:21:32","date_gmt":"2024-04-04T04:21:32","guid":{"rendered":"https:\/\/soicau4014.minhngocxoso.com\/?p=18066"},"modified":"2024-04-04T04:21:32","modified_gmt":"2024-04-04T04:21:32","slug":"phuong-phap-tinh-xac-suat-lo-de-ve-chinh-xac-nhat","status":"publish","type":"post","link":"https:\/\/dichvulodep.com\/phuong-phap-tinh-xac-suat-lo-de-ve-chinh-xac-nhat\/","title":{"rendered":"ph\u01b0\u01a1ng ph\u00e1p t\u00ednh x\u00e1c su\u1ea5t l\u00f4 \u0111\u1ec1 v\u1ec1 ch\u00ednh x\u00e1c nh\u1ea5t"},"content":{"rendered":"

<\/p>\n\n\n

Nhi\u1ec1u ng\u01b0\u1eddi ch\u01a1i \u0111\u1ec1 ch\u1eafc ch\u1eafn l\u00e0 \u0111ang b\u0103n kho\u0103n v\u1ec1 vi\u1ec7c l\u00e0m sao d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c l\u00f4 c\u1ea7u ch\u00ednh x\u00e1c nh\u1ea5t hay c\u00f2n g\u1ecdi l\u00e0 soi c\u1ea7u l\u00f4 mi\u1ec1n B\u1eafc. Soi c\u1ea7u c\u00f3 d\u1ec5 kh\u00f4ng ? D\u1ec5 hay kh\u00f4ng c\u00f2n tu\u1ef3 v\u00e0o 3 y\u1ebfu t\u1ed1 l\u00e0 t\u00ednh x\u00e1c su\u1ea5t, quy lu\u1eadt s\u1ed1 Pi v\u00e0 c\u1ea3m gi\u00e1c s\u1ed1.<\/p>\n\n\n\n

Ph\u01b0\u01a1ng ph\u00e1p t\u00ednh x\u00e1c su\u1ea5t l\u00f4 \u0111\u1ec1 \u2013 C\u00e1ch t\u00ednh x\u00e1c su\u1ea5t tr\u00fang 1 con l\u00f4<\/strong><\/h2>\n\n\n\n

Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y kh\u00f4ng t\u00ednh l\u00e0 tr\u00fang 2 s\u1ed1, hay 3 s\u1ed1, m\u00e0 n\u00f3 nh\u1ea5n m\u1ea1nh v\u00e0o vi\u1ec7c tr\u00fang l\u00f4 v\u00ec ch\u1ee7 y\u1ebfu ch\u00fang ta ph\u1ea3i t\u00ednh 1 con s\u1ed1 \u0111\u01b0\u1ee3c th\u00ec m\u1edbi t\u00ednh ti\u1ebfp \u0111\u01b0\u1ee3c t\u1ef7 l\u1ec7 tr\u00fang l\u00f4 c\u00e1c b\u01b0\u1edbc k\u1ebf.<\/p>\n\n\n\n

M\u1ecdi ph\u00e9p t\u00ednh x\u00e1c su\u1ea5t l\u00f4 \u0111\u1ec1 \u0111\u1ec1u xoay quanh nh\u1eefng con s\u1ed1 nh\u01b0 v\u1eady. V\u00e0 \u00edt nh\u1ea5t l\u00e0 ph\u00e9p t\u00ednh s\u1ebd d\u1ef1a tr\u00ean 1 con s\u1ed1 l\u00e0 \u00edt nh\u1ea5t<\/p>\n\n\n\n

M\u1ecdi ng\u01b0\u1eddi \u0111\u1ec1u bi\u1ebft v\u1ea1n v\u1eadt quy \u0111\u1ecbnh v\u1ec1 x\u00e1c su\u1ea5t l\u00e0 100% l\u00e0 t\u1ed1i \u0111a nh\u01b0ng kh\u00f4ng bao gi\u1edd ch\u00fang ta \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u00e0 con s\u1ed1 x\u00e1c su\u1ea5t tr\u00fang l\u00f4 l\u00fd t\u01b0\u1edfng th\u1ef1c t\u1ebf ch\u00ednh l\u00e0 50% (c\u0169ng kh\u00f4ng ph\u1ea3i l\u00e0 75% ho\u1eb7c 85%) v\u00ec ch\u00fang ta ch\u1ec9 c\u00f3 2 \u0111\u1ec1u duy nh\u1ea5t trong l\u00f4 \u0111\u1ec1 l\u00e0 tr\u00fang (v\u1ec1) v\u00e0 tr\u01b0\u1ee3t (t\u1ea1ch).<\/p>\n\n\n\n

C\u0169ng gi\u1ed1ng nh\u01b0 vi\u1ec7c ch\u01a1i t\u00e0i x\u1ec9u ho\u1eb7c x\u00f3c d\u0129a ho\u1eb7c ch\u01a1i b\u00e0n quay Roulette (b\u00e0n s\u1ed1 37 s\u1ed1 t\u1eeb 0 \u0111\u1ebfn 36 v\u1edbi 2 m\u00e0u s\u01a1n \u0111\u1ecf v\u00e0 \u0111en), t\u1ef7 l\u1ec7 50% \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng khi m\u00e0 ch\u00fang ta c\u00f3 2 l\u1ef1a ch\u1ecdn l\u00e0 ch\u1eb5n, l\u1ebb (t\u00e0i x\u1ec9u) ho\u1eb7c tr\u1eafng \u0111\u1ecf (x\u00f3c d\u0129a) ho\u1eb7c \u0111\u1ecf \u0111en (Roulette).<\/p>\n\n\n\n

N\u1ebfu mu\u1ed1n c\u00e1ch t\u00ednh x\u00e1c su\u1ea5t l\u00f4 \u0111\u1ec1  th\u00ec b\u1ea1n ph\u1ea3i t\u00ednh l\u00f4 tr\u01b0\u1ee3t tr\u01b0\u1edbc (v\u00ec thua th\u00ec d\u1ec5 h\u01a1n l\u00e0 th\u1eafng, c\u00e1c nh\u00e0 c\u00e1i \u0111\u1ec1u \u00e1p d\u1ee5ng quy lu\u1eadt n\u00e0y). C\u00e1c s\u1ed1 c\u1ea7n:<\/p>\n\n\n\n

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<\/h5>\n\n\n\n
T\u1ef7 l\u1ec7 thua (t\u1ea1ch l\u00f4) x\u1ed5 s\u1ed1 ki\u1ebfn mi\u1ec1n B\u1eafc khi b\u1ea1n \u0111\u00e1nh 1 con l\u00f4 99% (\u0111\u00e1nh 1 con)<\/h5>\n\n\n\n

\u0110\u1ea7u ti\u00ean, ch\u00fang ta se t\u00ednh t\u1ef7 l\u1ec7 tr\u01b0\u1ee3t l\u00f4 tr\u01b0\u1edbc. L\u00fd do l\u00e0 v\u00ec \u0111\u00e1nh tr\u01b0\u1ee3t s\u1ebd \u2026 d\u1ec5 d\u00e0ng h\u01a1n \u0111\u00e1nh tr\u00fang (V\u00e0 hi\u1ec3n nhi\u00ean c\u0169ng d\u1ec5 t\u00ednh to\u00e1n h\u01a1n c\u1ea3). T\u1ef7 l\u1ec7 t\u1ea1ch con l\u00f4 l\u00e0 99% (100 s\u1ed1 v\u00e0 b\u1ea1n ch\u1ec9 \u0111\u00e1nh c\u00f3 1 con duy nh\u1ea5t n\u00ean ch\u1eafc ch\u1eafn l\u00e0 tr\u01b0\u1ee3t):<\/p>\n\n\n\n

T\u1ea1ch 1 l\u00f4 l\u00e0 99%<\/p>\n\n\n\n

T\u1ea1ch 2 l\u00f4 l\u00e0 99% * 99%<\/p>\n\n\n\n

T\u1ea1ch 3 l\u00f4 l\u00e0 99% * 99% * 99%<\/p>\n\n\n\n

\u2026<\/p>\n\n\n\n

T\u1ea1ch 27 l\u00f4 l\u00e0 99% ^ 27 (99% nh\u00e2n v\u1edbi 27 l\u1ea7n ch\u00ednh n\u00f3)<\/h5>\n\n\n\n

Gi\u1ea3 s\u1eed, t\u1ec9 l\u1ec7 tr\u00fang l\u00f4 l\u00e0 1 (ho\u00e0n h\u1ea3o) v\u00e0 c\u00e0ng t\u1ea1ch nhi\u1ec1u th\u00ec t\u1ef7 l\u1ec7 s\u1ebd c\u00e0ng g\u1ea7n v\u1ec1 1 nh\u1ea5t. Do v\u1eady, khi t\u1ef7 l\u1ec7 \u0111\u1ea1t b\u1eb1ng con s\u1ed1 1 th\u00ec b\u1ea1n s\u1ebd tr\u00fang l\u00f4. Do \u0111\u00f3, t\u1eeb tr\u00ean ch\u00fang ta s\u1ebd suy ra \u0111\u01b0\u1ee3c t\u1ef7 l\u1ec7 tr\u00fang l\u00f4 s\u1ebd \u0111\u01b0\u1ee3c t\u00ednh b\u1eb1ng c\u00f4ng th\u1ee9c sau:<\/p>\n\n\n\n

[1 \u2013 (99% ^ 27)] * 100 ~ 23,7%<\/p>\n\n\n\n

Gi\u1ea3i th\u00edch c\u00f4ng th\u1ee9c x\u00e1c su\u1ea5t l\u00f4 \u0111\u1ec1 b\u00ean tr\u00ean:<\/p>\n\n\n\n

1 ch\u00ednh l\u00e0 t\u1ef7 l\u1ec7 ho\u00e0n h\u1ea3o (t\u01b0\u01a1ng \u0111\u01b0\u01a1ng 100%)<\/p>\n\n\n\n

99%^27 ch\u00ednh l\u00e0 vi\u1ec7c b\u1ea1n tr\u01b0\u1ee3t T\u1ea4T C\u1ea2 27 con l\u00f4<\/p>\n\n\n

\"\"<\/p>\n\n\n

C\u00e1ch t\u00ednh x\u00e1c su\u1ea5t cho c\u00e1c h\u00ecnh th\u1ee9c l\u00f4<\/strong><\/h2>\n\n\n\n

\u0110\u1ec3 \u0111\u01a1n gi\u1ea3n ho\u00e1 ph\u00e9p t\u00ednh th\u00ec ch\u00fang t\u00f4i xin ch\u1ec9 c\u00e1c ph\u00e9p t\u00ednh tr\u01b0\u1edbc nh\u01b0 sau:<\/p>\n\n\n\n