Question

A medical researcher conducts a significance test whenever she analyzes a new data set. Over time, she conducts 100 independent tests.
a. Suppose the null hypothesis is true in every case. What is the distribution of the number of times she rejects the null hypothesis at the 0.05 level?
b. Suppose she rejects the null hypothesis in five of the tests. Is it plausible that the null hypothesis is correct in every case? Explain.


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  • CreatedSeptember 11, 2015
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