{"id":1321,"date":"2021-05-16T14:26:09","date_gmt":"2021-05-16T14:26:09","guid":{"rendered":"https:\/\/blog.e2.com.vn\/?p=1321"},"modified":"2022-12-06T13:40:38","modified_gmt":"2022-12-06T06:40:38","slug":"lets-explore-some-examples-of-probability-in-daily-life-4","status":"publish","type":"post","link":"https:\/\/blog.e2.com.vn\/vi\/nhung-vi-du-ve-xac-suat-trong-cuoc-song-hang-ngay\/","title":{"rendered":"Nh\u1eefng V\u00ed D\u1ee5 V\u1ec1 \u201cX\u00e1c Su\u1ea5t\u201d Trong Cu\u1ed9c S\u1ed1ng H\u00e0ng Ng\u00e0y"},"content":{"rendered":"<p>V\u00ec sao tr\u1ebb n\u00ean h\u1ecdc x\u00e1c su\u1ea5t?<\/p>\n\n\n\n<p>X\u00e1c su\u1ea5t \u2013 Th\u1ed1ng k\u00ea l\u00e0 m\u1ed9t trong ba m\u00f4n h\u1ecdc quan tr\u1ecdng nh\u1ea5t c\u1ee7a to\u00e1n h\u1ecdc, \u0111\u1ed3ng h\u00e0nh c\u00f9ng <a href=\"https:\/\/e2.com.vn\/vi\/chuong-trinh\/cap-thcs\/\">c\u00e1c em h\u1ecdc sinh THPT<\/a> trong <a href=\"https:\/\/blog.e2.com.vn\/vi\/toan-hoc-quan-trong-nhu-the-nao\/\">su\u1ed1t h\u00e0nh tr\u00ecnh h\u1ecdc to\u00e1n<\/a>.<\/p>\n\n\n\n<p>X\u00e1c su\u1ea5t l\u00e0 nh\u1eefng hi\u1ec7n t\u01b0\u1ee3ng x\u1ea3y ra ng\u1eabu nhi\u00ean v\u1ec1 m\u1eb7t to\u00e1n h\u1ecdc. Bi\u1ebft c\u00e1ch t\u00ednh to\u00e1n x\u00e1c su\u1ea5t x\u1ea3y ra c\u1ee7a m\u1ed9t s\u1ef1 ki\u1ec7n ho\u1eb7c nhi\u1ec1u s\u1ef1 ki\u1ec7n c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t k\u1ef9 n\u0103ng qu\u00fd gi\u00e1 khi \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh trong cu\u1ed9c s\u1ed1ng. Tuy nhi\u00ean, c\u00e1ch t\u00ednh x\u00e1c su\u1ea5t s\u1ebd thay \u0111\u1ed5i t\u00f9y thu\u1ed9c v\u00e0o lo\u1ea1i s\u1ef1 ki\u1ec7n m\u00e0 ch\u00fang ta mu\u1ed1n n\u00f3 x\u1ea3y ra. V\u00ed d\u1ee5, ch\u00fang ta s\u1ebd kh\u00f4ng t\u00ednh to\u00e1n c\u01a1 h\u1ed9i tr\u00fang x\u1ed5 s\u1ed1 c\u1ee7a m\u00ecnh gi\u1ed1ng nh\u01b0 c\u00e1ch r\u00fat \u0111\u01b0\u1ee3c b\u00e0i t\u1ed1t trong tr\u00f2 ch\u01a1i b\u00e0i. Sau khi x\u00e1c \u0111\u1ecbnh xem c\u00e1c s\u1ef1 ki\u1ec7n l\u00e0 \u0111\u1ed9c l\u1eadp, c\u00f3 \u0111i\u1ec1u ki\u1ec7n hay lo\u1ea1i tr\u1eeb l\u1eabn nhau, vi\u1ec7c t\u00ednh to\u00e1n x\u00e1c su\u1ea5t c\u1ee7a ch\u00fang s\u1ebd r\u1ea5t \u0111\u01a1n gi\u1ea3n. T\u1eeb \u0111\u00f3, b\u1ea1n ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 ch\u1ec9 v\u00e0 gi\u1ea3i th\u00edch cho con m\u1ed9t s\u1ed1 v\u00ed d\u1ee5 v\u1ec1 x\u00e1c su\u1ea5t trong cu\u1ed9c s\u1ed1ng h\u00e0ng ng\u00e0y.<\/p>\n\n\n\n<p>X\u00e1c su\u1ea5t trong to\u00e1n h\u1ecdc \u0111\u01b0\u1ee3c bi\u1ec3u th\u1ecb b\u1eb1ng ph\u00e2n s\u1ed1 (\u00bd) v\u00e0 ph\u1ea7n tr\u0103m (50%). Kh\u1ea3 n\u0103ng x\u1ea3y ra m\u1ed9t s\u1ef1 ki\u1ec7n (x) n\u1eb1m trong ph\u1ea1m vi sau:<\/p>\n\n\n\n<p>\u2013 ch\u1eafc ch\u1eafn x\u1ea3y ra ( = 1, kh\u1ea3 n\u0103ng cao nh\u1ea5t c\u00f3 th\u1ec3 x\u1ea3y ra)<br>\u2013 c\u00f3 kh\u1ea3 n\u0103ng x\u1ea3y ra (1 &gt; x &gt; 0,5)<br>\u2013 50\/50 ( = 0,5)<br>\u2013 \u00edt kh\u1ea3 n\u0103ng x\u1ea3y ra (0,5 &gt; x &gt; 0)<br>\u2013 kh\u00f4ng th\u1ec3 x\u1ea3y ra (=0, kh\u1ea3 n\u0103ng x\u1ea3y ra th\u1ea5p nh\u1ea5t)<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\"><\/div>","protected":false},"excerpt":{"rendered":"<p>V\u00ec sao tr\u1ebb n\u00ean h\u1ecdc x\u00e1c su\u1ea5t?<br \/>\nX\u00e1c su\u1ea5t v\u00e0 th\u1ed1ng k\u00ea l\u00e0 m\u1ed9t trong 3 kh\u00eda c\u1ea1nh quan tr\u1ecdng nh\u1ea5t trong to\u00e1n h\u1ecdc, s\u1ebd \u0111\u1ed3ng h\u00e0nh c\u00f9ng c\u00e1c b\u1ea1n h\u1ecdc sinh ph\u1ed5 th\u00f4ng su\u1ed1t h\u00e0nh tr\u00ecnh h\u1ecdc to\u00e1n c\u1ee7a m\u00ecnh.<\/p>","protected":false},"author":5,"featured_media":1331,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[600,602,603,601,604],"class_list":["post-1321","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-parents","tag-cong-thuc-tinh-xac-suat","tag-ly-thuyet-xac-suat-va-thong-ke-ung-dung","tag-toan-thpt","tag-toan-xac-suat-thong-ke","tag-xac-suat-thong-ke-ung-dung"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.8 - 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