Effect size
A) is typically identical to statistical significance.
B) is typically identical to sample size.
C) refers to the magnitude of the difference between groups.
D) refers to the variance within the control group.

Question

Quizplus · Accepted Answer

Effect size refers to the magnitude of the difference between groups. It is often used in addition to statistical significance to help interpret the practical significance of study results. It is not identical to statistical significance or sample size, and it does not refer to the variance within a control group.

Effect Size