In Cohen's d, the farther apart the means of two distributions, the _____ the effect size, assuming the standard deviation is held constant.
A) more variable
B) less variable
C) higher
D) lower

Question

Quizplus · Accepted Answer

Cohen's d measures the standardized difference between two means. The effect size measured by Cohen's d increases as the means of two distributions get farther apart, assuming the standard deviation is held constant. Therefore, the answer is C as a higher effect size means a larger standardized difference between the means.

In Cohen's D, the Farther Apart the Means of Two