Power is defined as the
A) probability of rejecting a true null hypothesis.
B) probability of accepting a false null hypothesis.
C) probability of rejecting a false null hypothesis.
D) Power is not related directly to the null hypothesis.

Question

Quizplus · Accepted Answer

Power is the probability of rejecting a false null hypothesis. It is the ability of a statistical test to detect a true effect or difference when it exists. A high power means that the test is more likely to identify real effects, while a low power means that the test is more likely to miss real effects.

Power Is Defined as the