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搜题
【单选题】
设(X,Y)为二维随机变量，已知X与Y相互独立，U=max{X,Y},V=min{X,Y}，则A.
U与V相互独立
B.
U与V不独立
C.
U与V同分布
D.
U-V=X-Y
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皮皮学刷刷变学霸
举一反三
【判断题】The test values for the chi-square goodness-of-fit test and theindependence test are computed by using the same formula. True or false?
A.
正确
B.
错误
【判断题】The chi-square test is used to determine if observed outcomes are consistent with expected outcomes.
A.
正确
B.
错误
【判断题】The rejection region for the chi-square test to compare two or more population proportions lies on the right tail of the chi-square distribution.
A.
正确
B.
错误
【判断题】The popularity of the chi-square test is mainly due to the fact that it can be used to analyze quantitative data. True or false?
A.
正确
B.
错误
【判断题】When the chi-square test statistic is greater than the chi-square critical value when comparing two or more population proportions, we fail to reject the null hypothesis.
A.
正确
B.
错误
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