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设随机变量X与Y独立,且P(X=1)=P(Y=1)=p>0;P(X=0)=P(Y=0)=1-p>0,令Z={1,X+Y为偶数;0,X+Y为奇数 要使X与Z独立,则p的值为()
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设随机变量X与Y独立,且P(X=1)=P(Y=1)=p>0;P(X=0)=P(Y=0)=1-p>0,令Z={1,X+Y为偶数;0,X+Y为奇数 要使X与Z独立,则p的值为()
A、1/3
B、1/4
C、1/2
D、2/3
时间:2021-09-02 12:08
关键词:
青书学堂
河北建筑工程学院
电气工程及其自动化
概率论与数理统计
答案解析
C
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