The power of the t test increases with _________.
A) increases in N
B) increases in the effect of the independent variable
C) decreases in the sample variance(s)
D) all of these

Question

Quizplus · Accepted Answer

The power of the t test increases with increases in sample size (N), increases in the effect of the independent variable, and decreases in the sample variance(s). Therefore, all of these factors contribute to the increase in the power of the t test.

The Power of the T Test Increases with _________