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Critical values for a one-sample nondirectional z test

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Reference no: EM131672838

Question: 1. What are the critical values for a one-sample nondirectional (two-tailed) z test at a .05 level of significance?

2. Explain why a one-tailed test is associated with greater power than a two-tailed test.

3. How are the rejection regions, the probability of a Type I error, the level of significance, and the alpha level related?

Reference no: EM131672838

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