{"id":17453,"date":"2024-05-09T14:59:20","date_gmt":"2024-05-09T14:59:20","guid":{"rendered":"https:\/\/soicau4029.minhngocxoso.com\/bi-quyet-du-doan-lo-xien-2-xien-3-va-xien-4-chuan-xac-nhat-2019\/"},"modified":"2024-05-09T14:59:20","modified_gmt":"2024-05-09T14:59:20","slug":"bi-quyet-du-doan-lo-xien-chuan-xac-nhat","status":"publish","type":"post","link":"https:\/\/soicau12h.com\/bi-quyet-du-doan-lo-xien-chuan-xac-nhat\/","title":{"rendered":"b\u00ed quy\u1ebft d\u1ef1 \u0111o\u00e1n l\u00f4 xi\u00ean chu\u1ea9n x\u00e1c nh\u1ea5t"},"content":{"rendered":"
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Th\u1eddi \u0111\u1ea1i hi\u1ec7n nay, ng\u01b0\u1eddi Vi\u1ec7t Nam ch\u00fang ta hay th\u00edch t\u00ecm c\u00e1ch gi\u1ea3i tr\u00ed ri\u00eang cho m\u00ecnh m\u1ed7i bu\u1ed5i chi\u1ec1u nh\u01b0 ch\u01a1i v\u00e0i con s\u1ed1 \u0111\u1ec1 \u0111\u1ec3 th\u1eed v\u1eadn hay \u0111\u1ed5i \u0111\u1eddi nh\u01b0ng l\u1ea1i b\u1ecb h\u1ea1n ch\u1ebf khi ph\u00e1p lu\u1eadt c\u1ee7a ch\u00fang ta ch\u01b0a h\u1ee3p ph\u00e1p h\u00f3a c\u00e1c h\u00ecnh th\u1ee9c c\u00e1 c\u01b0\u1ee3c. <\/span>Tuy nhi\u00ean h\u1ecd l\u1ea1i kh\u00f4ng bi\u1ebft c\u00e1ch ch\u01a1i h\u1ee3p l\u00fd m\u00e0 ch\u1ec9 ch\u01a1i theo c\u1ea3m t\u00ednh, v\u00e0 \u0111\u01b0\u01a1ng nhi\u00ean b\u00e0i h\u1ecdc n\u00e0o c\u0169ng s\u1ebd ph\u1ea3i tr\u1ea3 gi\u00e1 b\u1eb1ng ti\u1ec1n. B\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y s\u1ebd chia s\u1ebb c\u00e1ch soi l\u00f4 chu\u1ea9n t\u01b0\u1eddng t\u1eadn nh\u1ea5t \u0111\u1ec3 b\u1ea1n bi\u1ebft c\u00e1ch t\u00ednh to\u00e1n th\u1eafng nh\u00e0 c\u00e1i.<\/span><\/p>\n

<\/span>C\u00e1ch t\u00ednh l\u00f4 xi\u00ean l\u00e0 g\u00ec? T\u1ef7 l\u1ec7 th\u1eafng l\u00e0 bao nhi\u00eau? <\/b><\/h2>\n

C\u00e1ch \u0111\u00e1nh l\u00f4 xi\u00ean l\u00e0 \u0111\u00e1nh 2 con s\u1ed1 cu\u1ed1i c\u1ee7a c\u00e1c k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 ki\u1ebfn thi\u1ebft h\u1eb1ng ng\u00e0y. 27 gi\u1ea3i cho mi\u1ec1n B\u1eafc, 18 gi\u1ea3i cho 2 mi\u1ec1n Trung Nam. Khi b\u1ea1n \u0111\u00e1nh m\u1ed9t l\u00fac nhi\u1ec1u s\u1ed1 kh\u00e1c nhau, n\u1ebfu c\u00e1c con s\u1ed1 \u0111\u1ec1u x\u1ed5 th\u00ec b\u1ea1n th\u1eafng v\u00e0 ng\u01b0\u1ee3c l\u1ea1i th\u00ec thua.<\/span><\/p>\n

\n\n\n\n\n\n\n
C\u00e1c lo\u1ea1i c\u1ea7u xi\u00ean<\/strong><\/td>\nC\u00e1ch \u0111\u00e1nh<\/strong><\/td>\nT\u1ef7 l\u1ec7 th\u1eafng ti\u1ec1n<\/strong><\/td>\n<\/tr>\n
C\u1ea7u xi\u00ean 2<\/strong><\/td>\nCh\u1ecdn ra 2 l\u00f4 kh\u00e1c nhau gh\u00e9p v\u00e0o \u0111\u1ec3 \u0111\u00e1nh<\/td>\nC\u1ea3 2 s\u1ed1 x\u1ed5 th\u00ec 1 : 16.5 (1 \u0111\u1ec1n 16.5)<\/td>\n<\/tr>\n
C\u1ea7u xi\u00ean 3<\/strong><\/td>\nCh\u1ecdn ra 3 l\u00f4 kh\u00e1c nhau gh\u00e9p v\u00e0o c\u01b0\u1ee3c<\/td>\nC\u1ea3 3 s\u1ed1 x\u1ed5 th\u00ec 1 : 65 (1 \u0111\u1ec1n 65)<\/td>\n<\/tr>\n
C\u1ea7u xi\u00ean 4<\/strong><\/td>\nC\u0169ng ch\u1ecdn ra 4 l\u00f4 kh\u00e1c nhau gh\u00e9p l\u1ea1i c\u01b0\u1ee3c<\/td>\nC\u1ea3 4 s\u1ed1 x\u1ed5 th\u00ec t\u1ec9 l\u1ec7 \u0103n 1 : 170 (1 \u0111\u1ec1n 170)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

L\u01b0u \u00fd :<\/strong> Khi \u0111\u00e1nh xi\u00ean 1 trong nh\u1eefng xi\u00ean ch\u00fang ta ch\u1ecdn m\u00e0 kh\u00f4ng n\u1ed5 th\u00ec coi nh\u01b0 ra \u0111\u1ea3o. b\u1eaft bu\u1ed9c ph\u1ea3i n\u1ed5 \u0111\u1ee7, v\u00ed d\u1ee5 xi\u00ean 4 ph\u1ea3i n\u1ed5 \u0111\u1ee7 4 l\u00f4 trong k\u1ebft qu\u1ea3. t\u01b0\u01a1ng t\u1ef1 nh\u01b0 c\u00e1c xi\u00ean c\u00f2n l\u1ea1i.<\/p>\n

<\/span>X\u00e1c su\u1ea5t tr\u00fang l\u00f4 xi\u00ean<\/b><\/h2>\n

C\u00e1ch ch\u01a1i l\u00f4 xi\u00ean \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u00fang ta bi\u1ebft \u1edf tr\u00ean, n\u00f3 l\u00e0 k\u1ebft qu\u1ea3 c\u00e1c con s\u1ed1 cu\u1ed1i c\u00f9ng c\u1ee7a 27 gi\u1ea3i th\u01b0\u1edfng x\u1ed5 s\u1ed1 ki\u1ebfn thi\u1ebft. Trong t\u1ed5ng 100 con t\u1eeb 00 \u0111\u1ebfn 99 th\u00ec c\u00f3 27 c\u01a1 h\u1ed9i \u0111\u1ec3 con s\u1ed1 b\u1ea1n \u0111\u00e1nh tr\u00f9ng v\u1edbi k\u1ebft qu\u1ea3 x\u1ed5 s\u1ebd c\u00f3 x\u00e1c su\u1ea5t tr\u00fang l\u00f4 l\u00e0 27%.<\/span>
\nV\u1edbi tr\u01b0\u1eddng h\u1ee3p gi\u1ea3i th\u01b0\u1edfng x\u1ed5 s\u1ed1 kh\u00e1c m\u00e0 s\u1ed1 cu\u1ed1i c\u00f9ng gi\u1ed1ng nhau th\u00ec x\u00e1c su\u1ea5t tr\u00fang \u1edf \u0111\u00e2y ch\u1ec9 c\u00f2n 23.76%.<\/span><\/p>\n

<\/span>T\u1eeb \u0111\u00f3 x\u00e1c su\u1ea5t tr\u00fang s\u1ebd suy ra \u0111\u01b0\u1ee3c x\u00e1c su\u1ea5t th\u1eafng l\u00f4 xi\u00ean nh\u01b0 sau:<\/b><\/h3>\n