2道关于概率的题,拜托帮忙了!!

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查看11 | 回复1 | 2013-4-14 10:55:04 | 显示全部楼层 |阅读模式
1.Because the ith can not affect the probability of the jth, the events{A_ij ; 1 <= i<= j<=n}are pairwise independent 2. There is without re-release, therefore each animal is not able to escape more then twice, and the domain of variation is going to be captured.a=c+m+r,r/c is probability of escape and X/r=P is the proba...
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