The primary factor that researcher use to control power of a statistical test is
A)size of the treatment effect.
B)level of significance.
C)population size.
D)sample size.

Question

Quizplus · Accepted Answer

The primary factor that researcher use to control the power of a statistical test is the sample size. Increasing the sample size increases the power of the test, while decreasing the sample size decreases the power of the test. Therefore, increasing the sample size is the best choice for controlling the power of a statistical test.

The Primary Factor That Researcher Use to Control Power of a Statistical