{"id":11037,"date":"2024-03-06T10:51:02","date_gmt":"2024-03-06T10:51:02","guid":{"rendered":"https:\/\/soicau4003.minhngocxoso.com\/?p=11037"},"modified":"2024-03-06T10:51:02","modified_gmt":"2024-03-06T10:51:02","slug":"cach-tinh-xac-suat-cho-cac-hinh-thuc-lo","status":"publish","type":"post","link":"https:\/\/baolode.com\/cach-tinh-xac-suat-cho-cac-hinh-thuc-lo\/","title":{"rendered":"c\u00e1ch t\u00ednh x\u00e1c su\u1ea5t cho c\u00e1c h\u00ecnh th\u1ee9c l\u00f4"},"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<\/strong>. V\u00e0 v\u00ec v\u1eady, h\u00f4m nay ch\u00fang t\u00f4i g\u1eedi \u0111\u1ebfn c\u00e1c b\u1ea1n b\u00e0i vi\u1ebft v\u1ec1 ph\u01b0\u01a1ng ph\u00e1p t\u00ednh x\u00e1c su\u1ea5t l\u00f4 \u0111\u1ec1 \u0111\u1ec3 b\u1ea1n tham kh\u1ea3o c\u00e1ch \u0111\u00e1nh v\u00e0 c\u00e1ch ch\u01a1i. <\/p>\n\n\n\n B\u00e0i vi\u1ebft n\u00e0y do v\u1eady s\u1ebd li\u00ean quan \u0111\u1ebfn to\u00e1n h\u1ecdc, c\u00e1c b\u1ea1n c\u00f3 th\u1ec3 xem qua m\u1ed9t ch\u00fat c\u00e1c c\u00f4ng th\u1ee9c t\u00ednh x\u00e1c su\u1ea5t l\u00f4 \u0111\u1ec1 m\u00e0 ch\u00fang t\u00f4i \u0111\u00e3 ghi ch\u00e9p \u1edf ph\u00eda b\u00ean d\u01b0\u1edbi cho c\u00e1c b\u1ea1n. L\u01b0u \u00fd r\u1eb1ng c\u00e1c c\u00f4ng th\u1ee9c n\u00e0y ch\u1ec9 mang t\u00ednh ch\u1ea5t THAM KH\u1ea2O<\/strong>.<\/p>\n\n\n\n Nh\u1eefng c\u00e1ch d\u01b0\u1edbi \u0111\u00e2y nh\u00ecn chung th\u00ec ch\u00fang t\u00f4i d\u1ef1a v\u00e0o c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 x\u00e1c su\u1ea5t v\u00e0 c\u1ea3m gi\u00e1c s\u1ed1<\/strong><\/em> l\u00e0 ch\u00ednh v\u00ec \u0111\u00f3 l\u00e0 c\u00e1c y\u1ebfu t\u1ed1 ch\u00ednh \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn vi\u1ec7c soi c\u1ea7u l\u00f4 \u0111\u1ec3 \u0111\u00e1nh \u0111\u1ec1 ho\u1eb7c nu\u00f4i s\u1ed1 sao cho d\u1ec5 tr\u00fang. V\u00ec th\u1ebf, b\u00e0i vi\u1ebft ph\u01b0\u01a1ng ph\u00e1p t\u00ednh x\u00e1c su\u1ea5t trong l\u00f4 \u0111\u1ec1 ch\u1ec9 mang t\u00ednh ch\u1ea5t tham kh\u1ea3o<\/strong><\/em> cho nh\u1eefng ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u ch\u01a1i. V\u00ec ph\u1ea3i d\u1ef1a kh\u00e1 nhi\u1ec1u v\u00e0o c\u00e1c b\u1ed9 s\u1ed1 trong l\u00f4 \u0111\u1ec1 n\u00ean c\u00e1c b\u1ea1n c\u00f3 th\u1ec3 xem th\u00eam \u0111\u1ecbnh ngh\u0129a v\u1ec1 c\u00e1c b\u1ed9 s\u1ed1 \u1edf \u0111\u00e2y<\/p>\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<\/strong><\/em> 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 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 C\u0169ng gi\u1ed1ng nh\u01b0 vi\u1ec7c ch\u01a1i t\u00e0i x\u1ec9u<\/strong><\/em> ho\u1eb7c x\u00f3c d\u0129a<\/strong><\/em> ho\u1eb7c ch\u01a1i b\u00e0n quay Roulette<\/strong><\/em> (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%<\/strong><\/em> \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)<\/strong><\/em>.<\/p>\n\n\n\n N\u1ebfu n\u00f3i ra th\u00ec gi\u1ed1ng vi\u1ec7c ch\u00fang ta l\u1eafc v\u00e0i c\u1ee5c x\u00ed ng\u1ea7u, tung \u0111\u1ed3ng xu x\u1ea5p ng\u1eeda hay ng\u1ed3i ch\u01a1i xoay chai n\u01b0\u1edbc v\u00e0o nhau, t\u1ea5t c\u1ea3 \u0111\u1ec1u mang t\u00ednh h\u00ean xui(theo ch\u00fang ta ngh\u0129). Tuy l\u00e0 nh\u01b0 v\u1eady nh\u01b0ng quy lu\u1eadt c\u1ee7a cu\u1ed9c s\u1ed1ng l\u00e0 \u0111i\u1ec1u m\u00e0 ch\u00fang ta kh\u00f4ng l\u01b0\u1eddng tr\u01b0\u1edbc \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n V\u00ed d\u1ee5 nh\u01b0 l\u00e0m sao m\u00e0 thi\u00ean h\u1ea1 x\u00e2y \u0111\u01b0\u1ee3c c\u1ea3 c\u00e1i kim t\u1ef1 th\u00e1p c\u00f3 h\u00ecnh h\u1ecdc chu\u1ea9n kh\u00f4ng c\u1ea7n ch\u1ec9nh nh\u01b0 th\u1ebf, hay l\u00e0 \u0111\u01a1n gi\u1ea3n h\u01a1n nh\u01b0 anh th\u1ee3 h\u1ed3 ch\u1ec9 c\u1ea7n c\u1ecdng d\u00e2y l\u00e0 x\u00e2y g\u1ea1ch th\u1eb3ng t\u0103m t\u1eafp,\u2026 t\u1ea5t c\u1ea3 \u0111\u1ec1u ch\u1ecbu chung m\u1ed9t quy lu\u1eadt.<\/p>\n\n\n\n Quay l\u1ea1i v\u1ea5n \u0111\u1ec1 x\u00e1c su\u1ea5t l\u00f4 \u0111\u1ec1 th\u00ec n\u1ebfu mu\u1ed1n t\u00ednh x\u00e1c su\u1ea5t 1 con l\u00f4 tr\u00fang 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 \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%<\/strong><\/em> (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 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 C\u1ee9 nh\u01b0 v\u1eady b\u1ea1n s\u1ebd t\u00ednh \u0111\u01b0\u1ee3c:<\/strong><\/p>\n\n\n\n C\u00f4ng th\u1ee9c t\u1ed5ng<\/strong>[1 \u2013 [{100-n}% ^ 27)] * 100<\/strong><\/p>\n\n\n\n * v\u1edbi n<\/strong> l\u00e0 s\u1ed1 con l\u00f4 b\u1ea1n \u0111\u00e1nh<\/p>\n\n\n\n C\u00f4ng th\u1ee9c x\u00e1c su\u1ea5t l\u00f4 \u0111\u1ec1 tr\u00ean s\u1ebd 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 (nh\u00e1y) n\u00ean n\u1ebfu b\u1ea1n th\u1ed1ng k\u00ea \u0111\u01b0\u1ee3c c\u00e1c con s\u1ed1 hay ra v\u00e0 kho\u1ea3ng s\u1ed1 hay ra th\u00ec b\u1ea1n HO\u00c0N TO\u00c0N<\/strong> c\u00f3 th\u1ec3 n\u00e2ng t\u1ef7 l\u1ec7 tr\u00fang<\/strong> l\u00f4 l\u00ean cao.<\/p>\n\n\n\n B\u1ea1n n\u00ean k\u1ebft h\u1ee3p th\u00eam m\u1ed9t s\u1ed1 c\u00e1ch th\u1ed1ng k\u00ea<\/strong><\/em> kh\u00e1c \u0111\u1ec3 n\u00e2ng t\u1ef7 l\u1ec7 tr\u00fang l\u00ean cao. V\u00e0 c\u00f4ng th\u1ee9c tr\u00ean ch\u1ec9 mang gi\u00e1 tr\u1ecb tham kh\u1ea3o d\u1ef1a tr\u00ean m\u1eb7t l\u00fd thuy\u1ebft.<\/p>\n\n\n\n V\u1ec1 th\u1ef1c t\u1ebf, b\u1ea1n ch\u1ec9 c\u1ea7n bi\u1ebft th\u1ed1ng k\u00ea l\u00e0 ch\u1ee7 y\u1ebfu. Ch\u00fang t\u00f4i ch\u1ec9 kh\u1eb3ng \u0111\u1ecbnh tr\u00ean m\u1eb7t l\u00fd thuy\u1ebft v\u1ec1 vi\u1ec7c tr\u00fang m\u1ed9t con l\u00f4 n\u00f3 KH\u00d3<\/strong> nh\u01b0 th\u1ebf n\u00e0o. Do \u0111\u00f3, b\u1ea1n c\u00f3 th\u1ec3 b\u1ecf qua c\u00f4ng th\u1ee9c tr\u00ean (ch\u1ec9 n\u00ean tham kh\u1ea3o).<\/p>\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 Ch\u00fa th\u00edch:<\/strong> K\u00fd hi\u1ec7u \u201c~\u201d<\/strong> trong to\u00e1n h\u1ecdc g\u1ecdi l\u00e0 g\u1ea7n b\u1eb1ng ho\u1eb7c x\u1ea5p x\u1ec9<\/p>\n\n\n\n Nh\u01b0 b\u1ea1n th\u1ea5y th\u00ec x\u00e1c xu\u1ea5t tr\u01b0\u1ee3t s\u1ebd gi\u1ea3m t\u1eeb t\u1eeb, ho\u1eb7c kh\u00f4ng c\u1ea7n t\u00ednh th\u00ec b\u1ea1n c\u1ee9 t\u00ednh 100 s\u1ed1 l\u00e0 100% (ho\u1eb7c 1) cho d\u1ec5, c\u1ee9 tr\u01b0\u1ee3t n con th\u00ec gi\u1ea3m n l\u1ea7n<\/strong><\/em> v\u00e0 c\u1ee9 th\u1ebf b\u1ea1n t\u00ednh xu\u1ed1ng. V\u1edbi c\u00e1ch t\u00ednh n\u00e0y th\u00ec b\u1ea1n l\u1ea1i ph\u1ea3i t\u00ednh chia ra cho 2 tr\u01b0\u1eddng h\u1ee3p v\u00ec ch\u01a1i l\u00f4 xi\u00ean l\u00e0 ch\u01a1i c\u00f9ng l\u00fac c\u1ea3 2 con s\u1ed1 n\u00ean b\u1ea1n c\u00f9ng l\u00fac ph\u1ea3i t\u00ednh x\u00e1c su\u1ea5t cho c\u1ea3 2 con s\u1ed1 \u0111\u00f3 trong 3 tr\u01b0\u1eddng h\u1ee3p kh\u00f4ng v\u1ec1 c\u1ea3 2 con (tr\u01b0\u1ee3t), v\u1ec1 c\u00f9ng l\u00fac 2 con (tr\u00fang) v\u00e0 ch\u1ec9 v\u1ec1 1 con duy nh\u1ea5t (tr\u01b0\u1ee3t):<\/p>\n\n\n\n T\u1eeb 3 c\u00e1i tr\u00ean ta suy ra \u0111\u01b0\u1ee3c c\u00f4ng th\u1ee9c tr\u00fang l\u00f4 xi\u00ean 2 b\u1eb1ng 100% \u2013 94% cho ra t\u1ef7 l\u1ec7 ~ 6%<\/strong>.<\/p>\n\n\n\n V\u1edbi nh\u01b0 v\u1eady, ch\u1ec9 c\u00f3 6%<\/strong> th\u00ec \u0111\u00e2y qu\u1ea3 l\u00e0 m\u1ed9t t\u1ef7 l\u1ec7 kh\u00f4ng l\u1edbn \u0111\u1ed1i v\u1edbi ng\u01b0\u1eddi ch\u01a1i xi\u00ean 2. Do v\u1eady, gi\u00e1 tr\u1ecb tr\u00fang m\u1ed9t l\u00f4 xi\u00ean 2 th\u01b0\u1eddng l\u00e0 r\u1ea5t cao<\/strong>.<\/p>\n\n\n\n Tuy nhi\u00ean, n\u1ebfu b\u1ea1n v\u1eadn d\u1ee5ng t\u1ef7 l\u1ec7 ch\u01a1i \u0111\u00e1nh l\u00f4 \u1edf tr\u00ean v\u00e0 h\u1ea1n ch\u1ebf c\u00e1c c\u1eb7p s\u1ed1 \u00edt ra th\u00ec b\u1ea1n v\u1eabn c\u00f3 c\u01a1 h\u1ed9i \u0103n kh\u00e1 cao. B\u1ea1n c\u00f3 th\u1ec3 ch\u1ecdn ngay 2 con s\u1ed1 hay ra nh\u1ea5t v\u00e0 gh\u00e9p l\u1ea1i th\u00e0nh 1 xi\u00ean v\u00e0 \u0111\u00e1nh, v\u00ed d\u1ee5 nh\u01b0 c\u1eb7p s\u1ed1 [09;03].<\/strong><\/p>\n\n\n\n Ph\u01b0\u01a1ng ph\u00e1p t\u00ednh x\u00e1c su\u1ea5t trong l\u00f4 \u0111\u1ec1 n\u00e0y th\u00ec t\u01b0\u01a1ng t\u1ef1 v\u1edbi c\u00e1ch t\u00ednh l\u00f4 xi\u00ean 2, nh\u01b0ng tr\u01b0\u1eddng h\u1ee3p kh\u00f4ng tr\u00fang l\u00f4 xi\u00ean 3 nhi\u1ec1u h\u01a1n n\u00ean b\u1ea1n s\u1ebd c\u1ea7n ph\u00e9p t\u00ednh ph\u1ee9c t\u1ea1p h\u01a1n. B\u1ea1n bi\u1ec3u di\u1ec5n ph\u00e9p t\u00ednh t\u01b0\u01a1ng t\u1ef1 nh\u01b0 l\u00f4 xi\u00ean 2.<\/p>\n\n\n\n T\u1eeb 3 c\u00e1i tr\u00ean ta t\u00ednh ra \u0111\u01b0\u1ee3c c\u00f4ng th\u1ee9c x\u00e1c su\u1ea5t kh\u00f4ng tr\u00fang l\u00f4 xi\u00ean 3, ch\u00fang t\u00f4i \u0111\u00e3 gi\u1ea3n \u0111\u01a1n s\u1ed1 % \u0111i cho d\u1ec5 nh\u00ecn<\/p>\n\n\n\n => X\u00e1c su\u1ea5t tr\u00fang l\u00f4 xi\u00ean 3 = 100% \u2013 98,51% = 1,49%<\/strong> <\/p>\n\n\n\n Nh\u01b0 b\u1ea1n th\u1ea5y \u1edf tr\u00ean v\u1edbi xi\u00ean 3 th\u00ec t\u1ef7 l\u1ec7 V\u00d4 C\u00d9NG th\u1ea5p<\/strong>, t\u00ednh g\u1ea7n ch\u00ednh x\u00e1c l\u00e0 b\u1ea1n ch\u01a1i 100 l\u1ea7n th\u00ec tr\u00fang 1 l\u1ea7n<\/strong><\/em>. V\u00ec v\u1eady, kh\u00e1 hi\u1ebfm ng\u01b0\u1eddi ch\u01a1i l\u00f4 xi\u00ean 3 nh\u01b0ng n\u1ebfu b\u1ea1n c\u00f3 th\u1ec3 bi\u1ebft t\u00ednh to\u00e1n (c\u1ed9ng v\u1edbi s\u1ef1 may m\u1eafn TH\u1ea6N TH\u00c1NH<\/strong>) m\u00e0 ch\u01a1i l\u00f4 xi\u00ean \u0111\u01b0\u1ee3c th\u00ec v\u1edbi s\u1ed1 % l\u1ee3i t\u1ee9c t\u1eeb nh\u00e0 c\u00e1i th\u00ec b\u1ea1n ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 ki\u1ebfm l\u1eddi cho b\u1ea1n.<\/p>\n\n\n\n V\u00e0 v\u1edbi l\u00f4 xi\u00ean 4 th\u00ec g\u1ea7n nh\u01b0 l\u00e0 KH\u00d4NG TH\u1ec2. Do v\u1eady, n\u1ebfu b\u1ea1n tr\u00fang \u0111\u01b0\u1ee3c m\u1ed9t l\u00f4 xi\u00ean 4 th\u00ec b\u1ea1n c\u00f2n may m\u1eafn h\u01a1n c\u1ea3 nh\u1eefng ng\u01b0\u1eddi tr\u00fang v\u00e9 s\u1ed1 Vietlott.<\/p>\n\n\n\n B\u1ea1n \u0111\u1eb7t tr\u01b0\u1eddng h\u1ee3p r\u1eb1ng b\u1ea1n c\u1ea7n \u0111\u00e1nh l\u00f4 trong n ng\u00e0y li\u00ean ti\u1ebfp. H\u00e3y \u01b0\u1edbc l\u01b0\u1ee3ng n \u0111\u1ec3 t\u00ednh x\u00e1c su\u1ea5t ta tr\u00fang 1 l\u1ea7n \u0111\u1ea1t g\u1ea7n 100%<\/strong>.<\/p>\n\n\n\n \u0110\u1ed1i v\u1edbi d\u00e2n ch\u01a1i l\u00f4 \u0111\u1ec1 m\u00e0 n\u00f3i th\u00ec c\u00e1c c\u00f4ng th\u1ee9c x\u00e1c su\u1ea5t l\u00f4 \u0111\u1ec1 n\u00e0y thu\u1ed9c v\u1ec1 ph\u1ea1m tr\u00f9 to\u00e1n h\u1ecdc, tuy nhi\u00ean ch\u00fang ta v\u1eabn ph\u1ea3i t\u00ednh \u0111\u1ec3 c\u00f3 th\u1ec3 t\u00ednh ra \u0111\u01b0\u1ee3c c\u00e1ch ch\u01a1i. V\u00ec v\u1eady, n\u1ebfu mu\u1ed1n t\u1ef1 tay t\u00ednh to\u00e1n \u0111\u01b0\u1ee3c x\u00e1c su\u1ea5t l\u00f4 \u0111\u1ec1 th\u00ec b\u1ea1n c\u00f3 th\u1ec3 t\u00ecm hi\u1ec3u v\u1ec1 logarit trong to\u00e1n h\u1ecdc.<\/p>\n\n\n\n TUY NHI\u00caN<\/strong>, vi\u1ec7c n\u00e0y th\u00ec c\u00f3 l\u1ebd kh\u00f3 cho c\u00e1c b\u1ea1n. Do \u0111\u00f3, ch\u00fang t\u00f4i s\u1ebd t\u00ednh ra gi\u00fap c\u00e1c b\u1ea1n (mang t\u00ednh ch\u1ea5t tham kh\u1ea3o).Gi\u1ea3i b\u00e0i to\u00e1n \u0111\u00f3 nh\u01b0 sau<\/strong><\/p>\n\n\n\n X\u00e1c su\u1ea5t \u0111\u1ec3 ta tr\u01b0\u1ee3t c\u1ea3 27 con l\u00f4 trong d\u00e0n l\u00f4 c\u1ee7a m\u1ed9t ng\u00e0y l\u00e0: 0,99^27<\/strong><\/p>\n\n\n\n V\u1edbi m = 0,9999 (t\u1ef7 l\u1ec7 99,99%)<\/strong>, ta c\u00f3: n > 33,9<\/strong>, t\u1ee9c l\u00e0 trong v\u00f2ng 34 ng\u00e0y th\u00ec x\u00e1c su\u1ea5t ta \u0111\u00e1nh tr\u00fang \u00edt nh\u1ea5t 1 l\u1ea7n l\u00e0 99,99%<\/strong>. Ngh\u0129a l\u00e0 b\u1ea1n c\u1ed1 g\u1eafng nu\u00f4i m\u1ed9t con l\u00f4 n\u00e0o \u0111\u00f3 th\u00ec sau 34 ng\u00e0y th\u00ec t\u1ef7 l\u1ec7 th\u1eafng l\u00f4 l\u00e0 c\u1ef1c \u0111\u1ea1i.<\/p>\n\n\n\n \u1ede \u0111\u00e2y (tr\u00ean l\u00fd thuy\u1ebft), vi\u1ec7c b\u1ea1n tr\u00fang l\u00f4 l\u00e0 vi\u1ec7c \u0110\u1ea6U T\u01af D\u00c0I H\u1ea0N<\/strong>. Quan tr\u1ecdng l\u00e0 b\u1ea1n c\u00f3 \u0111\u1ee7 v\u1ed1n \u0111\u1ebfn khi con l\u00f4 \u0111\u00f3 ra hay kh\u00f4ng.<\/p>\n\n\n\n \u0110\u1ec3 t\u0103ng th\u00eam s\u1ef1 hi\u1ec7u qu\u1ea3, c\u00e1c b\u1ea1n c\u00f3 th\u1ec3 k\u1ebft h\u1ee3p c\u00e1ch t\u00ednh x\u00e1c su\u1ea5t l\u00f4 \u0111\u1ec1 n\u00e0y v\u1edbi ph\u01b0\u01a1ng ph\u00e1p th\u1ed1ng k\u00ea l\u00f4 t\u00f4 \u0111\u1ec3 nhanh ch\u00f3ng hi\u1ec7n ra con s\u1ed1 may m\u1eafn.<\/p>\n\n\n\n Nh\u01b0 b\u1ea1n th\u1ea5y \u0111\u1ea5y, vi\u1ec7c t\u00ednh to\u00e1n x\u00e1c xu\u1ea5t l\u00f4 \u0111\u1ec1 \u0111\u00e3 \u0111\u01b0\u1ee3c thi\u00ean h\u1ea1 t\u00ednh to\u00e1n t\u1eeb r\u1ea5t l\u00e2u r\u1ed3i. Nh\u1eefng g\u00ec c\u00f2n l\u1ea1i ch\u1ec9 l\u00e0 nh\u1eefng th\u1ef1c t\u1ebf \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng l\u1ea1i b\u1edfi nh\u1eefng th\u1ea7n d\u00e2n \u0111am m\u00ea l\u00f4 \u0111\u1ec1. C\u00f3 th\u1ec3 n\u00f3i r\u1eb1ng, vi\u1ec7c t\u00ednh to\u00e1n n\u00e0y kh\u00e1 l\u00e0 ph\u1ee9c t\u1ea1p v\u00e0, g\u1ea7n nh\u01b0, n\u1eb1m ngo\u00e0i kh\u1ea3 n\u0103ng c\u1ee7a b\u1ea5t k\u00ec ng\u01b0\u1eddi ch\u01a1i l\u00f4 \u0111\u1ec1 n\u00e0o.<\/p>\n\n\n\n Ch\u00fac c\u00e1c b\u1ea1n vui v\u1ebb v\u00e0 may m\u1eafn tr\u00fang l\u1edbn nh\u00e9!<\/p>\n\n\n <\/p>\r\nDo \u0111\u00f3 c\u00e1c b\u1ea1n ch\u1ec9 n\u00ean xem qua \u0111\u1ec3 bi\u1ebft (tr\u00ean l\u00fd thuy\u1ebft) v\u00ec sao tr\u00fang l\u00f4 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi tr\u00fang v\u00e9 s\u1ed1 Vietlott.<\/h5>\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
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%<\/strong><\/em> 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 l\u00fd t\u01b0\u1edfng th\u1ef1c t\u1ebf ch\u00ednh l\u00e0 50%<\/strong><\/em> (c\u0169ng kh\u00f4ng ph\u1ea3i l\u00e0 75%<\/strong> ho\u1eb7c 85%<\/strong>) 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)<\/strong><\/em> v\u00e0 tr\u01b0\u1ee3t (t\u1ea1ch)<\/strong><\/em>. C\u00e1c b\u1ea1n c\u00f3 th\u1ec3 xem th\u00eam c\u00e1ch t\u00ednh l\u00f4 t\u1ea1i \u0111\u00e2y:<\/h5>\n\n\n\n
\n\n\n\nC\u00e1ch t\u00ednh nh\u01b0 sau<\/strong><\/h2>\n\n\n\n
<\/p>\n\n\n
Gi\u1ea3 s\u1eed, t\u1ec9 l\u1ec7 tr\u00fang l\u00f4 l\u00e0 1 (ho\u00e0n h\u1ea3o)<\/strong><\/em> 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<\/strong><\/em>. 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:[1 \u2013 (99% ^ 27)] * 100 ~ 23,7%<\/strong><\/h5>\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 cho c\u00e1c h\u00ecnh th\u1ee9c l\u00f4<\/strong><\/h2>\n\n\n\n
<\/p>\n\n\n\nPh\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 l\u00f4 xi\u00ean 2<\/strong><\/h2>\n\n\n\n
Ph\u01b0\u01a1ng ph\u00e1p t\u00ednh x\u00e1c su\u1ea5t trong l\u00f4 \u0111\u1ec1 \u2013 C\u00e1ch t\u00ednh x\u00e1c su\u1ea5t tr\u00fang l\u00f4 xi\u00ean 3<\/strong><\/h2>\n\n\n\n
A + B + C<\/strong> = (0,97^27) + (3 * 0,2376 * 0,98^27) + (3 * 0,058 * 0,99^27) = 0,9851 ~ 98,51%<\/strong><\/h5>\n\n\n\n
Ph\u01b0\u01a1ng ph\u00e1p t\u00ednh x\u00e1c su\u1ea5t trong l\u00f4 \u0111\u1ec1 \u2013 M\u1ed9t b\u00e0i to\u00e1n nu\u00f4i l\u00f4 \u0111i\u1ec3n h\u00ecnh<\/strong><\/h2>\n\n\n\n
K\u1ebft lu\u1eadn v\u1ec1 x\u00e1c su\u1ea5t l\u00f4 \u0111\u1ec1<\/strong><\/h2>\n\n\n\n
\u00a0soi c\u1ea7u mi\u1ec1n b\u1eafc v\u00edp<\/span>\u00a0
<\/span><\/strong><\/span><\/h3>\r\n
\u00a0soi c\u1ea7u lo b\u1ea1ch th\u1ee7 2 nh\u00e1y mb<\/a>\r\n<\/strong>\r\n\r\n
\u00a0soi c\u1ea7u b\u1ea1ch th\u1ee7 l\u00f4 x\u1ed5 s\u1ed1 mb<\/a>\r\n<\/strong>\r\n\r\n
soi c\u1ea7u song th\u1ee7 l\u00f4 x\u1ed5 s\u1ed1 mb<\/a>\r\n<\/strong>\r\n\r\n
soi c\u1ea7u b\u1ea1ch th\u1ee7 l\u00f4 k\u00e9p x\u1ed5 s\u1ed1 mb<\/a>\r\n<\/strong>\r\n\r\n
soi c\u1ea7u song th\u1ee7 l\u00f4 k\u00e9p x\u1ed5 s\u1ed1 mb<\/a>\r\n<\/strong>\r\n\r\n
soi c\u1ea7u b\u1ea1ch th\u1ee7 \u0111\u1ec1 x\u1ed5 s\u1ed1 mb<\/a>\r\n<\/strong>\r\n\r\n
soi c\u1ea7u song th\u1ee7 \u0111\u1ec1 x\u1ed5 s\u1ed1 mb<\/a>\r\n<\/strong>\r\n\r\n
soi c\u1ea7u d\u00e0n \u0111\u1ec1 4 s\u1ed1 x\u1ed5 s\u1ed1 mb<\/a>\r\n<\/strong>\r\n\r\n
soi c\u1ea7u d\u00e0n \u0111\u1ec1 6 s\u1ed1 x\u1ed5 s\u1ed1 mb<\/a>\r\n<\/strong>\r\n\r\n
soi c\u1ea7u d\u00e0n \u0111\u1ec1 8 s\u1ed1 x\u1ed5 s\u1ed1 mb<\/a>\r\n<\/strong>\r\n\r\n
soi c\u1ea7u d\u00e0n \u0111\u1ec1 10 s\u1ed1 x\u1ed5 s\u1ed1 mb<\/a>\r\n<\/strong>\r\n\r\n
soi c\u1ea7u d\u00e0n l\u00f4 4 s\u1ed1 x\u1ed5 s\u1ed1 mb<\/a>\r\n<\/strong>\r\n
\u00a0soi c\u1ea7u mi\u1ec1n b\u1eafc si\u00eau chu\u1ea9n<\/span>\u00a0
<\/span><\/strong><\/span><\/h3>\r\n
\u00a0soi c\u1ea7u d\u00e0n l\u00f4 6 s\u1ed1 x\u1ed5 s\u1ed1 mb<\/a>\r\n<\/strong>\r\n\r\n
\u00a0soi c\u1ea7u d\u00e0n l\u00f4 8 s\u1ed1 x\u1ed5 s\u1ed1 mb<\/a>\r\n<\/strong>\r\n\r\n
\u00a0soi c\u1ea7u d\u00e0n l\u00f4 xi\u00ean 2 x\u1ed5 s\u1ed1 mb<\/a>\r\n<\/strong>\r\n\r\n
\u00a0soi c\u1ea7u d\u00e0n l\u00f4 xi\u00ean 3 x\u1ed5 s\u1ed1 mb<\/a>\r\n<\/strong>\r\n\r\n
\u00a0soi c\u1ea7u d\u00e0n l\u00f4 xi\u00ean 4 x\u1ed5 s\u1ed1 mb<\/a>\r\n<\/strong>\r\n\r\n
\u00a0soi c\u1ea7u 3 c\u00e0ng x\u1ed5 s\u1ed1 mb<\/a>\r\n<\/strong>\r\n\r\n
\u00a0soi c\u1ea7u d\u00e0n 3 c\u00e0ng 2 s\u1ed1 x\u1ed5 s\u1ed1 mb<\/a>\r\n<\/strong>\r\n\r\n
\u00a0soi c\u1ea7u d\u00e0n l\u00f4 10 s\u1ed1 x\u1ed5 s\u1ed1 mb<\/a>\r\n<\/strong>\r\n\r\n
\u00a0soi c\u1ea7u \u0111\u1ec1 \u0111\u1ea7u \u0111u\u00f4i x\u1ed5 s\u1ed1 mb<\/a>\r\n<\/strong>\r\n
\u00a0soi c\u1ea7u mi\u1ec1n nam si\u00eau chu\u1ea9n<\/span>\u00a0
<\/span><\/strong><\/span><\/h3>\r\n
soi c\u1ea7u x\u1ec9u ch\u1ee7 x\u1ed5 s\u1ed1 mn<\/a>\r\n<\/strong>\r\n\r\n
soi c\u1ea7u gi\u1ea3i \u0111\u1eb7c bi\u1ec7t x\u1ed5 s\u1ed1 mn<\/a>\r\n<\/strong>\r\n\r\n
soi c\u1ea7u gi\u1ea3i 8 x\u1ed5 s\u1ed1 mn<\/a>\r\n<\/strong>\r\n\r\n
soi c\u1ea7u bao l\u00f4 x\u1ed5 s\u1ed1 mn<\/a>\r\n<\/strong>\r\n\r\n
soi c\u1ea7u c\u1eb7p x\u1ec9u ch\u1ee7 x\u1ed5 s\u1ed1 mn<\/a>\r\n<\/strong>\r\n\r\n
soi c\u1ea7u song th\u1ee7 l\u00f4 x\u1ed5 s\u1ed1 mn<\/a>\r\n<\/strong>\r\n\r\n
soi c\u1ea7u \u0111\u1ea7u \u0111u\u00f4i gi\u1ea3i 8 x\u1ed5 s\u1ed1 mn<\/a>\r\n<\/strong>\r\n\r\n