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[单选题]
设随机变量Xi~
设随机变量Xi~
,(i=1,2),且满足P{X₁X₂=0}=1,则P{X₁=X₂}=()。
A.0
B.0.25
C.0.5
D.1
查看答案
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)
A.0
B.0.25
C.0.5
D.1
A.x1+x2+x3+x4+x5+x6=3,xi=0或1,i=1,2,···,6
B..x1+x2+x3=3,xi=0或1,i=1,2,3
C.x1+x2+x3=3,xi=0,i=1,2,3
D.以上说法均不正确
A.x1+x2+x3+x4+x5+x6=3,xi=0或1,i=1,2,...6
B.x1+x2+x3=3,xi=0或1,i=1,2,3
C.x1+x2+x3=3,xi=1,i=1,2,3
D.以上说法均不正确
A.正确
B.错误
A.正确
B.错误
A.BCPQRST
B.BCDEFG
C.BCDEFEF
D.BCDEF
A.P(X=Y)=0.5
B.P(X=Y)=0
C.P(X=Y)=0.75
D.P(X=Y)=1