Mathematics, 24.04.2020 16:01 tfornwalt4390

A researcher is conducting an experiment to evaluate a treatment that is expected to increase the scores for individuals in a population. If the researcher uses a one-tailed test with Î± = .01, then which of the following correctly identifies the critical region?
A. z > 2.33
B. z > 2.58
C. z < 2.33
D. z < 2.58

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