1 of5

What are the assumptions that need to be satisfied in order to use a t-test to test the significance of an observed difference between a known population mean and the mean of a set of sample data? (3 points)

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2 of5

Summarize the similarities and differences between the critical value approach and the p-value approach to hypothesis testing. (3 points)

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3 of5

Given a statistically significant outcome, why is the alternative hypothesis said to be "supported" but is not said to be "proven." (3 points)

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4 of5

Why does "statistical significance" not necessarily also indicate "practical significance"? What is the difference between them? (3 points)

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5 of5

Describe a scenario where a one-sample test of a population proportion could be used to answer a research question. Provide a brief summary of the scenario and state the null and alternative hypotheses in words and symbols. (3 points)