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Re:对这个题目有点疑惑~~ 麻烦谁能解答一下In Reply To:Re:对这个题目有点疑惑~~ 麻烦谁能解答一下 Posted by:cgp2001 at 2007-12-09 15:53:29 > 0.25 0.75 0 中间格子的概率应该是0.25，也就是说其实所有的概率之和可以是不为1的（其实也是很正常的现象，因为0.5的概率是哪个格子都不到） Followed by: Post your reply here: |
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