If a hypothesis test is found to have power = 0.70, then what is the probability that the test will result in a Type II error?
A)0.30
B)0.70
C)p 0.70
D)Cannot be determined without more information.

Question

If a hypothesis test is found to have power = 0.70, then what is the probability that the test will result in a Type II error?
A)0.30
B)0.70
C)p > 0.70
D)Cannot be determined without more information.

Quizplus · Accepted Answer

The power of a test is the probability of correctly rejecting a false null hypothesis, which is 1 minus the probability of a Type II error (β). Therefore, if the power is 0.70, the probability of a Type II error is 0.30.

If a Hypothesis Test Is Found to Have Power =