統計學 棒球打擊率 - 考試
By Isla
at 2015-08-21T17:55
at 2015-08-21T17:55
Table of Contents
出處 這題是自己想的題目 似乎與伯努力分配有關
假設
第三棒 打擊率3成
第四棒 打擊率4成
第五棒 打擊率3成
三人依序上場打擊 試求三人之中 至少有一人擊出安打的機率???
想法 Ber分配
(0.3)(0.7) (0.4)(0.6) (0.3)(0.7)
只知道大概和上式有關 請問算式怎麼列呢?? 謝謝
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