Suppose that a researcher finds that aptitude test scores predict school grades better for females than for males. This finding indicates that
A) aptitude is a moderator variable.
B) gender is a predictor variable.
C) gender is a moderator variable.
D) a correction for attenuation is needed.

Question

Quizplus · Accepted Answer

Gender acts as a moderator variable in this scenario because it changes the strength or direction of the relationship between aptitude test scores and school grades. A moderator variable is one that influences the strength of a relationship between two other variables, and in this case, gender is moderating how well aptitude test scores predict school grades.

Suppose That a Researcher Finds That Aptitude Test Scores Predict