A researcher sets his decision criteria at p = .05. That is, she decides that she will reject the null hypothesis if the z – value she computes for a z-test would be obtained by chance alone at a probability of .05 or lower. What is this researcher’s probability of making Type I error?
A researcher sets his decision criteria at p = .05. That is, she decides that she will reject the null hypothesis if the z – value she computes for a z-test would be obtained by chance alone at a probability of .05 or lower. What is this researcher’s probability of making Type I error?
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 11ECP: A manufacturer has determined that a machine averages one faulty unit for every 500 it produces....
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- A researcher sets his decision criteria at p = .05. That is, she decides that she will reject the null hypothesis if the z – value she computes for a z-test would be obtained by chance alone at a
probability of .05 or lower. What is this researcher’s probability of making Type I error?
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