{"id":17801,"date":"2024-03-26T04:00:56","date_gmt":"2024-03-26T04:00:56","guid":{"rendered":"https:\/\/soicau2064.minhngocxoso.com\/bac-nho-lo-de-la-gi-phuong-phap-thong-ke-bac-nho-hien-dai\/"},"modified":"2024-03-26T04:00:56","modified_gmt":"2024-03-26T04:00:56","slug":"bac-nho-lo-de-la-gi-phuong-phap-thong-ke-bac-nho-hien-dai","status":"publish","type":"post","link":"https:\/\/tuvancau.com\/bac-nho-lo-de-la-gi-phuong-phap-thong-ke-bac-nho-hien-dai\/","title":{"rendered":"b\u1ea1c nh\u1edb l\u00f4 \u0111\u1ec1 l\u00e0 g\u00ec? ph\u01b0\u01a1ng ph\u00e1p th\u1ed1ng k\u00ea b\u1ea1c nh\u1edb hi\u1ec7n \u0111\u1ea1i"},"content":{"rendered":"

B\u1ea1c nh\u1edb l\u00f4 \u0111\u1ec1 mi\u1ec1n B\u1eafc l\u00e0 s\u1ef1 t\u1ed5ng h\u1ee3p nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p soi c\u1ea7u XSMB theo b\u1ea1c nh\u1edb \u0111\u01b0\u1ee3c r\u1ea5t nhi\u1ec1u cao th\u1ee7 \u00e1p d\u1ee5ng. \u0110\u1ed9 ch\u00ednh x\u00e1c cao, ph\u01b0\u01a1ng ph\u00e1p ch\u01a1i hi\u1ec7n \u0111\u1ea1i nhi\u1ec1u \u01b0u \u0111i\u1ec3m n\u00ean \u0111\u01b0\u1ee3c r\u1ea5t nhi\u1ec1u ng\u01b0\u1eddi ch\u01a1i l\u1ef1a ch\u1ecdn. V\u1eady l\u00f4 \u0111\u1ec1 b\u1ea1c nh\u1edb l\u00e0 g\u00ec? \u0110\u1ec3 bi\u1ebft th\u00eam chi ti\u1ebft v\u1ec1 v\u1ea5n \u0111\u1ec1 n\u00e0y m\u1eddi b\u1ea1n theo d\u00f5i b\u00e0i chia s\u1ebb sau \u0111\u00e2y c\u1ee7a website c\u1ee7a ch\u00fang t\u00f4i .<\/p>\n

B\u1ea1c nh\u1edb l\u00f4 \u0111\u1ec1 l\u00e0 g\u00ec?<\/h2>\n

B\u1ea1c nh\u1edb l\u00f4 \u0111\u1ec1 l\u00e0 ph\u01b0\u01a1ng ph\u00e1p t\u00ecm ra nh\u1eefng quy lu\u1eadt xu\u1ea5t hi\u1ec7n c\u1ee7a nh\u1eefng con s\u1ed1 \u0111\u1ed9c th\u1ee7 l\u00f4 hay nh\u1eefng c\u1eb7p s\u1ed1 c\u00f3 t\u1ef7 l\u1ec7 xu\u1ea5t hi\u1ec7n cao v\u00e0o ng\u00e0y h\u00f4m sau d\u1ef1a theo nh\u1eefng d\u1ea5u hi\u1ec7u nh\u1eefng con s\u1ed1 \u0111\u00e3 c\u00f3 t\u1eeb k\u1ebft qu\u1ea3\u00a0x\u1ed5 s\u1ed1\u00a0c\u1ee7a ng\u00e0y h\u00f4m tr\u01b0\u1edbc. Kh\u00e1i ni\u1ec7m n\u00e0y kh\u00e1 kh\u00f3 hi\u1ec3u \u0111\u1ed1i v\u1edbi nhi\u1ec1u ng\u01b0\u1eddi ch\u01a1i.<\/p>\n

Tuy nhi\u00ean n\u1ebfu hi\u1ec3u m\u1ed9t c\u00e1ch n\u00f4m na th\u00ec l\u00f4 \u0111\u1ec1 x\u1ed5 s\u1ed1 kh\u00f4ng ph\u1ea3i l\u00e0 s\u1ef1 xu\u1ea5t hi\u1ec7n m\u1ed9t c\u00e1ch ng\u1eabu nhi\u00ean m\u00e0 \u0111\u1ec1u tu\u00e2n theo m\u1ed9t quy lu\u1eadt c\u1ee5 th\u1ec3 n\u00e0o \u0111\u00f3 v\u00e0 n\u00f3 \u0111\u01b0\u1ee3c l\u1eb7p \u0111i l\u1eb7p l\u1ea1i li\u00ean t\u1ee5c. B\u1ea1n c\u1ea7n ph\u1ea3i n\u1eafm b\u1eaft \u0111\u01b0\u1ee3c quy lu\u1eadt v\u00e0 chu k\u1ef3 nh\u1eefng con s\u1ed1 \u0111\u00f3 th\u00ec m\u1edbi c\u00f3 th\u1ec3 d\u1ef1 \u0111o\u00e1n l\u00f4 t\u00f4 ch\u00ednh x\u00e1c trong ng\u00e0y h\u00f4m sau.<\/p>\n

Ch\u00ednh v\u00ec v\u1eady ph\u01b0\u01a1ng ph\u00e1p soi c\u1ea7u b\u1ea1c nh\u1edb ch\u1ec9 c\u00f3 th\u1ec3 xu\u1ea5t hi\u1ec7n trong m\u1ed9t kho\u1ea3ng th\u1eddi gian ng\u1eafn v\u00e0 chu k\u1ef3 c\u1ee7a n\u00f3 li\u00ean t\u1ee5c c\u00f3 s\u1ef1 thay \u0111\u1ed5i. Nh\u01b0ng n\u1ebfu b\u1ea1n l\u00e0 ng\u01b0\u1eddi c\u00f3 kinh nghi\u1ec7m ho\u1eb7c c\u1ed9ng th\u00eam m\u1ed9t ch\u00fat may m\u1eafn th\u00ec b\u1ea1n c\u00f3 th\u1ec3 t\u00ecm ra \u0111\u01b0\u1ee3c quy lu\u1eadt \u0111\u00f3 v\u00e0 chu k\u1ef3 c\u1ee7a n\u00f3.<\/p>\n

Nh\u1eefng \u01b0u \u0111i\u1ec3m v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a b\u1ea1c nh\u1edb l\u00f4 \u0111\u1ec1<\/h2>\n

Sau khi t\u00ecm hi\u1ec3u b\u1ea1c nh\u1edb l\u00f4 \u0111\u1ec1 l\u00e0 g\u00ec ch\u00fang ta c\u00f9ng ph\u00e2n t\u00edch \u01b0u nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a c\u00e1ch ch\u01a1i l\u00f4 \u0111\u1ec1 n\u00e0y:<\/p>\n

\u01afu \u0111i\u1ec3m<\/h3>\n

Ph\u01b0\u01a1ng ph\u00e1p ch\u01a1i n\u00e0y c\u00f3 \u01b0u \u0111i\u1ec3m v\u01b0\u1ee3t tr\u1ed9i \u0111\u00f3 l\u00e0 n\u00f3 c\u00f3 s\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a nhi\u1ec1u ph\u01b0\u01a1ng ph\u00e1p soi c\u1ea7u kh\u00e1c nhau \u0111\u1ec3 t\u00ecm ra con s\u1ed1 \u0111\u1eb9p nh\u1ea5t \u0111\u1ec3 ch\u01a1i. Do \u0111\u00f3 ph\u01b0\u01a1ng ph\u00e1p n\u00e0y c\u00f3 t\u1ef7 l\u1ec7 tr\u00fang cao h\u01a1n so v\u1edbi nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p soi c\u1ea7u kh\u00e1c.<\/p>\n

Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/h3>\n

B\u1ea1n c\u1ea7n c\u00f3 s\u1ef1 nh\u1ea1y b\u00e9n, kh\u1ea3 n\u0103ng t\u00ednh to\u00e1n x\u00e1c su\u1ea5t th\u1ed1ng k\u00ea ph\u1ea3i t\u1ed1t v\u00e0 v\u1eadn d\u1ee5ng linh ho\u1ea1t c\u00e1c ph\u01b0\u01a1ng ph\u00e1p soi c\u1ea7u v\u1edbi nhau m\u1edbi c\u00f3 th\u1ec3 \u0111em l\u1ea1i nhi\u1ec1u may m\u1eafn. \u0110\u00e2y c\u0169ng l\u00e0 \u0111i\u1ec3m kh\u00f3 \u0111\u1ed1i v\u1edbi nhi\u1ec1u ng\u01b0\u1eddi ch\u01a1i m\u1edbi.<\/p>\n

C\u00e1c ph\u01b0\u01a1ng ph\u00e1p soi c\u1ea7u b\u1ea1c nh\u1edb l\u00f4 \u0111\u1ec1<\/h2>\n

\"\"<\/p>\n

B\u1ea1c nh\u1edb l\u00f4 \u0111\u1ec1 \u0111\u1ea7u c\u00e2m \u0111\u00edt c\u00e2m<\/h3>\n

\u0110\u1ea7u c\u00e2m, \u0111\u00edt c\u00e2m l\u00e0 kh\u00e1i ni\u1ec7m d\u00f9ng \u0111\u1ec3 ch\u1ec9 nh\u1eefng \u0111\u1ea7u s\u1ed1 hay \u0111\u00edt s\u1ed1 kh\u00f4ng xu\u1ea5t hi\u1ec7n v\u1ec1 tr\u00ean b\u1ea3ng k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 trong ng\u00e0y. Ph\u01b0\u01a1ng ph\u00e1p soi c\u1ea7u l\u00f4 \u0111\u1ec1 b\u1ea1c nh\u1edb theo nh\u1eefng con s\u1ed1 \u0111\u1ea7u c\u00e2m, \u0111\u00edt c\u00e2m s\u1ebd mang l\u1ea1i nh\u1eefng s\u1ef1 d\u1ef1 \u0111o\u00e1n c\u00f3 t\u00ednh ch\u00ednh x\u00e1c cao v\u1ec1 nh\u1eefng con s\u1ed1 hay v\u1ec1 nh\u1ea5t sau m\u1ed7i l\u1ea7n \u0111\u1ea7u \u0111\u00edt n\u00e0o \u0111\u00f3 c\u00e2m.<\/p>\n

V\u00ed d\u1ee5 : Khi \u0111\u1ea7u A kh\u00f4ng v\u1ec1 th\u00ec c\u00e1ch \u0111\u01a1n gi\u1ea3n nh\u1ea5t \u0111\u1ec3 b\u1ea1n ch\u01a1i \u0111\u00f3 l\u00e0 \u00e1p d\u1ee5ng \u0111\u00e1nh c\u00e1ch c\u1eb7p s\u1ed1 A0 \u2013 AA v\u00e0o ng\u00e0y mai.<\/p>\n

Nh\u01b0 \u0111\u1ea7u 2 c\u00e2m th\u00ec b\u1ea1n \u0111\u00e1nh c\u1eb7p s\u1ed1 20 \u2013 22<\/p>\n

Tuy nhi\u00ean n\u1ebfu b\u1ea3ng k\u1ebft h\u1ecfa xu\u1ea5t hi\u1ec7n c\u1ea3 hai \u0111\u1ea7u s\u1ed1 kh\u00f4ng v\u1ec1 l\u00e0 A\u00a0 \u2013 B th\u00ec b\u1ea1n n\u00ean \u0111\u00e1nh theo d\u00e0n \u0111\u1ec1: A0 \u2013 AA \u2013 B0- BB \u2013 AB \u2013 BA<\/p>\n

Nh\u01b0 hai \u0111\u1ea7u 4 v\u00e0 6 \u0111\u1ec1u c\u00e2m th\u00ec ch\u00fang ta c\u00f3 d\u00e0n \u0111\u1ec1: 40 \u2013 44 \u2013 60 \u2013 66 \u2013 46 \u2013 64<\/p>\n

B\u1ea1c nh\u1edb l\u00f4 t\u00f4 ra theo l\u00f4 t\u00f4 \u0111\u1ea7y \u0111\u1ee7 nh\u1ea5t.<\/h3>\n

M\u1ed9t trong nh\u1eefng c\u00e1ch soi c\u1ea7u d\u1ef1 \u0111o\u00e1n l\u00f4 \u0111\u1ec1 \u0111\u01a1n gi\u1ea3n nh\u1ea5t \u1edf \u0111\u00e2y ch\u00ednh l\u00e0 ph\u01b0\u01a1ng ph\u00e1p b\u1ea1c nh\u1edb theo l\u00f4 t\u00f4. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y r\u1ea5t d\u1ec5 \u00e1p d\u1ee5ng v\u00e0 n\u00f3 d\u1ef1a theo nh\u1eefng con s\u1ed1 \u0111\u1eb7c bi\u1ec7t ra ng\u00e0y h\u00f4m nay \u0111\u1ec3 d\u1ef1 \u0111o\u00e1n nh\u1eefng con \u0111\u1ec1 s\u1ebd v\u1ec1 v\u00e0o ng\u00e0y h\u00f4m sau:<\/p>\n

B\u1ea1c nh\u1edb l\u00f4 t\u00f4 theo l\u00f4 t\u00f4 hay xu\u1ea5t hi\u1ec7n nh\u1ea5t<\/h3>\n

B\u1ea1c nh\u1edb l\u00f4 t\u00f4 th\u01b0\u1eddng xu\u1ea5t hi\u1ec7n theo t\u1eebng ng\u00e0y. M\u1ed9t khi b\u1eaft \u0111\u01b0\u1ee3c ch\u00ednh x\u00e1c d\u1ea5u hi\u1ec7u c\u1ee7a con l\u00f4\u00a0 th\u00ec ch\u1eafc ch\u1eafn t\u1ef7 l\u1ec7 tr\u00fang c\u00f3 th\u1ec3 l\u00ean t\u1edbi 90%.<\/p>\n