For a two-sample t test, an effect size that is considered large is
A) 0.80
B) 1.00
C) 1.50
D) all of the descriptive alternatives are correct
E) none of the descriptive alternatives are correct.

Question

Quizplus · Accepted Answer

In the context of Cohen's d, which is commonly used to measure effect size in a two-sample t-test, an effect size of 0.80 is considered large. However, larger values such as 1.00 or 1.50 would also be considered large, indicating a stronger effect. Therefore, all the given options (0.80, 1.00, 1.50) represent large effect sizes.

For a Two-Sample T Test, an Effect Size That Is