In the effect size formula, what does d stand for?
A)the sample mean
B)effect size
C)the population mean
D)the population standard deviation

Question

Quizplus · Accepted Answer

In the effect size formula, d stands for the standardized difference between two means, or the effect size. This is typically calculated by taking the difference between the means of two groups and dividing it by the pooled standard deviation of the two groups.

In the Effect Size Formula, What Does D Stand For