As the Type II error β of a statistical test increases,the power of the test _____________.
A)Increases
B)Decreases
C)Stays the same
D)Randomly fluctuates

Question

Quizplus · Accepted Answer

Power is the probability of correctly rejecting a false null hypothesis. As the Type II error increases, it means that the probability of failing to reject a false null hypothesis also increases. This implies that the power of the test decreases, as there is a higher chance of not detecting a significant difference when one exists. Therefore, the correct answer is B.

As the Type II Error β of a Statistical Test