Choose the statement that best describes the power of a test.
A)The power of a test is the probability that the null hypothesis will be accepted when it is true.
B)The power of a test is the probability that the alternative hypothesis will be rejected when it is false.
C)The power of a test is the probability that the null hypothesis will be rejected when it is false.
D)None of these statements describes the power of a test.

Question

Quizplus · Accepted Answer

The power of a test is indeed the probability that the test will reject the null hypothesis when the null hypothesis is false, thus correctly identifying a true effect or difference.

Choose the Statement That Best Describes the Power of a Test