probability 101

来源: noconfusion 于 2010-11-06 20:00:03 [] [博客] [旧帖] [给我悄悄话] 阅读数 : (187 bytes)
回答: 如何算的？我感觉不到88%。 由 trendspike 于 2010-11-06 19:44:28

every probability 101 book has a 2-hunter-shooting-1-bird question, which is the same as your question.

you just need to calculation when both are wrong, which is 40% * 30%

所有跟帖： 

• not really. what if one is wrong, another is correct and -pediatrician2- ♂ 给 pediatrician2 发送悄悄话 pediatrician2 的博客首页 (73 bytes) () 11/06/2010 postreply 20:06:06

• the max is 88%, that happens if and only if -pediatrician2- ♂ 给 pediatrician2 发送悄悄话 pediatrician2 的博客首页 (153 bytes) () 11/06/2010 postreply 20:08:08

• wait a minute -noconfusion- ♂ 给 noconfusion 发送悄悄话 noconfusion 的博客首页 (231 bytes) () 11/06/2010 postreply 20:06:43

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