C\u00e1ch t\u00ednh c\u01b0\u1ee3c xi\u00ean b\u00f3ng \u0111\u00e1 k\u00e8o Ch\u00e2u \u00c2u<\/p><\/div>\n
V\u00ed d\u1ee5:<\/strong> theo c\u00e1ch t\u00ednh xi\u00ean 3 b\u00f3ng \u0111\u00e1, n\u1ebfu ng\u01b0\u1eddi ch\u01a1i \u0111\u1eb7t c\u01b0\u1ee3c xi\u00ean cho 3 k\u00e8o v\u1edbi s\u1ed1 ti\u1ec1n c\u01b0\u1ee3c l\u00e0 200$, t\u1ef7 l\u1ec7 k\u00e8o c\u00f3 th\u1ec3 t\u00ednh theo c\u00f4ng th\u1ee9c: 1.50 \u00d7 1.80 \u00d7 1.70 = 4.59. N\u1ebfu t\u1ea5t c\u1ea3 ba k\u00e8o \u0111\u1ec1u th\u1eafng, ng\u01b0\u1eddi ch\u01a1i s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c 918$ (200$ \\times 4.59). Tuy nhi\u00ean, n\u1ebfu m\u1ed9t trong ba k\u00e8o thua, ng\u01b0\u1eddi ch\u01a1i s\u1ebd kh\u00f4ng nh\u1eadn \u0111\u01b0\u1ee3c b\u1ea5t k\u1ef3 s\u1ed1 ti\u1ec1n n\u00e0o v\u00e0 c\u00f3 th\u1ec3 m\u1ea5t to\u00e0n b\u1ed9 s\u1ed1 ti\u1ec1n \u0111\u1eb7t c\u01b0\u1ee3c ban \u0111\u1ea7u. K\u00e8o xi\u00ean th\u01b0\u1eddng \u0111\u01b0\u1ee3c coi l\u00e0 m\u1ed9t lo\u1ea1i k\u00e8o “\u0111\u01b0\u1ee3c \u0103n c\u1ea3, ng\u00e3 v\u1ec1 kh\u00f4ng” do t\u00ednh ch\u1ea5t n\u00e0y.<\/p>\nC\u00e1ch t\u00ednh c\u01b0\u1ee3c xi\u00ean b\u00f3ng \u0111\u00e1 k\u00e8o Ch\u00e2u \u00c1 v\u00e0 k\u00e8o t\u00e0i x\u1ec9u<\/h3>\n
K\u00e8o ch\u00e2u \u00c1 s\u1eed d\u1ee5ng m\u1ed9t c\u00e1ch t\u00ednh kh\u00e1c bi\u1ec7t so v\u1edbi k\u00e8o ch\u00e2u \u00c2u, v\u00e0 d\u01b0\u1edbi \u0111\u00e2y l\u00e0 ph\u00e2n t\u00edch v\u1ec1 c\u00e1ch t\u00ednh k\u00e8o xi\u00ean b\u00f3ng \u0111\u00e1 trong h\u1ec7 th\u1ed1ng c\u00e1 \u0111\u1ed9 Ch\u00e2u \u00c1:<\/p>\n
C\u00f4ng th\u1ee9c:<\/strong> H\u1ec7 s\u1ed1 k\u00e8o th\u1eafng x [1 + (H\u1ec7 s\u1ed1 \u0103n n\u1eeda \u2013 1)\/2 ] x \u00bd x (N\u1ebfu k\u00e8o thua n\u1eeda) x 1 x (N\u1ebfu k\u00e8o h\u00f2a) \u2026 x H\u1ec7 s\u1ed1 k\u00e8o \u201cn\u201d.<\/p>\n\u0110\u1ec3 gi\u00fap hi\u1ec3u r\u00f5 h\u01a1n, ch\u00fang ta c\u00f3 th\u1ec3 tham kh\u1ea3o gi\u1ea3i th\u00edch v\u1ec1 c\u00e1c ch\u1ec9 s\u1ed1 trong c\u00e1ch c\u00e1 \u0111\u1ed9 b\u00f3ng \u0111\u00e1 t\u00e0i x\u1ec9u:<\/p>\n
\n- N\u1ebfu ng\u01b0\u1eddi ch\u01a1i gi\u00e0nh chi\u1ebfn th\u1eafng, c\u00f4ng th\u1ee9c tr\u00ean s\u1ebd \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng v\u1edbi c\u1ea5p s\u1ed1 nh\u00e2n, t\u01b0\u01a1ng t\u1ef1 nh\u01b0 c\u00e1ch t\u00ednh k\u00e8o Ch\u00e2u \u00c2u.<\/li>\n
- Trong tr\u01b0\u1eddng h\u1ee3p c\u00f3 1 k\u00e8o c\u01b0\u1ee3c trong k\u00e8o xi\u00ean v\u00e0 t\u1ef7 l\u1ec7 \u0103n \u00bd, c\u00f4ng th\u1ee9c s\u1ebd l\u00e0 (t\u1ef7 l\u1ec7 k\u00e8o c\u01b0\u1ee3c \u2013 1)\/ 2 + 1.<\/li>\n
- N\u1ebfu k\u00e8o c\u01b0\u1ee3c \u1edf trong xi\u00ean v\u00e0 thua \u00bd, h\u1ec7 s\u1ed1 xi\u00ean s\u1ebd \u0111\u01b0\u1ee3c chia \u0111\u00f4i.<\/li>\n
- \u0110\u1ed1i v\u1edbi t\u00ecnh hu\u1ed1ng k\u00e8o c\u01b0\u1ee3c h\u00f2a, c\u00e1ch t\u00ednh ti\u1ec1n k\u00e8o xi\u00ean b\u00f3ng \u0111\u00e1 s\u1ebd nh\u00e2n v\u1edbi 1.<\/li>\n<\/ul>\n
Nh\u1eefng l\u01b0u \u00fd v\u1ec1 c\u00e1ch c\u01b0\u1ee3c xi\u00ean b\u00f3ng \u0111\u00e1<\/h2>\n\n- \u0110\u1ea7u ti\u00ean v\u00e0 quan tr\u1ecdng nh\u1ea5t, h\u1ea1n ch\u1ebf vi\u1ec7c \u0111\u1eb7t qu\u00e1 nhi\u1ec1u c\u01b0\u1ee3c xi\u00ean khi b\u1ea1n tham gia c\u00e1 \u0111\u1ed9. T\u1ed1t nh\u1ea5t l\u00e0 ch\u1ec9 ch\u1ecdn \u0111\u00e1nh xi\u00ean 2-4 c\u01b0\u1ee3c \u0111\u1ec3 t\u0103ng c\u01a1 h\u1ed9i chi\u1ebfn th\u1eafng v\u00e0 ki\u1ec3m so\u00e1t r\u1ee7i ro.<\/li>\n
- V\u1edbi c\u00e1c c\u01b0\u1ee3c xi\u00ean c\u00f3 ba ch\u00e2n tr\u1edf l\u00ean, c\u00e1c nh\u00e0 c\u00e1i kh\u00f4ng ch\u1ec9 gi\u1edbi h\u1ea1n \u0111\u1ebfn vi\u1ec7c \u0111\u1eb7t c\u01b0\u1ee3c xi\u00ean ch\u00ednh, m\u00e0 c\u00f2n cung c\u1ea5p t\u1ea5t c\u1ea3 c\u00e1c c\u01b0\u1ee3c \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb t\u1eeb th\u1ecb tr\u01b0\u1eddng b\u1ea1n \u0111\u00e3 ch\u1ecdn. \u0110i\u1ec1u n\u00e0y m\u1edf ra nhi\u1ec1u c\u01a1 h\u1ed9i \u0111\u1eb7t c\u01b0\u1ee3c v\u00e0 t\u1eadn d\u1ee5ng l\u1ee3i \u00edch t\u1eeb c\u00e1c s\u1ef1 ki\u1ec7n trong tr\u1eadn \u0111\u1ea5u.<\/li>\n<\/ul>\n
Nh\u1eefng l\u01b0u \u00fd v\u1ec1 c\u00e1ch t\u00ednh k\u00e8o xi\u00ean trong b\u00f3ng \u0111\u00e1<\/p><\/div>\n
\n- Ch\u1ecdn m\u1ed9t nh\u00e0 c\u00e1i c\u00f3 uy t\u00edn v\u00e0 cung c\u1ea5p nhi\u1ec1u khuy\u1ebfn m\u00e3i h\u1ea5p d\u1eabn \u0111\u1ec3 ch\u01a1i. Tr\u00e1nh nh\u1eefng n\u01a1i kh\u00f4ng \u0111\u00e1ng tin c\u1eady c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn vi\u1ec7c m\u1ea5t m\u00e1t kh\u00f4ng mong mu\u1ed1n.<\/li>\n
- H\u00e3y \u0111\u1ea3m b\u1ea3o r\u1eb1ng t\u1ef7 l\u1ec7 th\u1eafng c\u1ee7a b\u1ea1n l\u00e0 \u00edt nh\u1ea5t 75% tr\u1edf l\u00ean \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c hi\u1ec7u su\u1ea5t t\u00edch c\u1ef1c v\u00e0 gi\u1eef v\u1eefng v\u1ed1n \u0111\u1ea7u t\u01b0.<\/li>\n
- \u0110\u1ed1i v\u1edbi chi\u1ebfn l\u01b0\u1ee3c ch\u01a1i l\u00e2u d\u00e0i, quan tr\u1ecdng l\u00e0 b\u1ea1n c\u1ea7n ph\u1ea3i ph\u00e2n chia v\u1ed1n c\u1ee7a m\u00ecnh th\u00e0nh nhi\u1ec1u ph\u1ea7n kh\u00e1c nhau. \u0110i\u1ec1u n\u00e0y gi\u00fap qu\u1ea3n l\u00fd r\u1ee7i ro v\u00e0 t\u1ed1i \u01b0u h\u00f3a kh\u1ea3 n\u0103ng sinh l\u1eddi trong th\u1eddi gian d\u00e0i h\u1ea1n.<\/li>\n<\/ul>\n
K\u1ebft lu\u1eadn<\/h2>\n
Tr\u00ean \u0111\u00e2y l\u00e0 nh\u1eefng chia s\u1ebb chi ti\u1ebft v\u1ec1 kh\u00e1i ni\u1ec7m c\u01b0\u1ee3c xi\u00ean l\u00e0 g\u00ec, c\u0169ng nh\u01b0 l\u00e0 c\u00e1ch t\u00ednh c\u01b0\u1ee3c xi\u00ean b\u00f3ng \u0111\u00e1 \u0111\u1ebfn c\u00e1c b\u1ea1n. \u0110\u00e2y l\u00e0 m\u1ed9t h\u00ecnh th\u1ee9c c\u00e1 c\u01b0\u1ee3c ph\u1ed5 bi\u1ebfn nh\u1ea5t trong l\u0129nh v\u1ef1c th\u1ec3 thao, \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng b\u1edfi kh\u1ea3 n\u0103ng mang l\u1ea1i l\u1ee3i \u00edch to l\u1edbn cho ng\u01b0\u1eddi ch\u01a1i. V\u00e0 gi\u00fap c\u00e1c b\u1ea1n c\u00f3 th\u1ec3 kh\u00f4i ph\u1ee5c nh\u1eefng t\u1ed5n th\u1ea5t tr\u01b0\u1edbc \u0111\u00f3 m\u1ed9t c\u00e1ch nhanh ch\u00f3ng.<\/p>\n
\nNgo\u00e0i ra c\u00f2n c\u00f3: T\u00e0i x\u1ec9u trong b\u00f3ng \u0111\u00e1 l\u00e0 g\u00ec? C\u00e1ch ch\u01a1i t\u00e0i x\u1ec9u b\u00f3ng \u0111\u00e1 chi ti\u1ebft nh\u1ea5t<\/a><\/p>\n<\/blockquote>\n","protected":false},"excerpt":{"rendered":"N\u1ebfu b\u1ea1n l\u00e0 ng\u01b0\u1eddi th\u01b0\u1eddng xuy\u00ean tham gia c\u00e1c ho\u1ea1t \u0111\u1ed9ng \u0111\u1eb7t c\u01b0\u1ee3c trong l\u0129nh v\u1ef1c b\u00f3ng \u0111\u00e1, ch\u1eafc ch\u1eafn b\u1ea1n s\u1ebd…<\/p>\n","protected":false},"author":9,"featured_media":19851,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[84,78],"tags":[],"acf":[],"yoast_head":"\n
C\u01b0\u1ee3c xi\u00ean l\u00e0 g\u00ec? C\u00e1ch t\u00ednh k\u00e8o xi\u00ean trong b\u00f3ng \u0111\u00e1 d\u1ec5 hi\u1ec3u<\/title>\n\n\n\n\n\n\n\n\n\n\n\n\t\n\t\n\t\n\n\n\n\n\n\t\n\t\n\t\n