摘要: 题目如下: (a) P(a1)= P(a2)= P(a3)= P(a4)=1/4 (b) P(a1)=1/2, P(a2)=1/4, P(a3)= P(a4)=1/8 (c) P(a1)=0.505, P(a2)=1/4, P(a3)=1/8, P(a4)=0.12 解答如下: 1. 2. 3. 阅读全文
posted @ 2016-09-08 17:01 我相信我就是我 阅读(141) 评论(0) 推荐(0) 编辑