Question
What does the power of a hypothesis test measure?
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Answer
The probability of correctly rejecting a false null.
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Question
What does a p-value represent in a hypothesis test?
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Answer
The probability of results as extreme as observed under H0.
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Question
In CFA quantitative methods, what is an F-test commonly used to compare?
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Answer
Two population variances.
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Question
When is a t-test statistic generally preferred for testing a population mean?
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Answer
When population variance is unknown, especially with small samples.
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