A particular aptitude test shows a moderate correlation with college GPA.Some argue that many students who would not have succeeded in college anyway choose not to take the test or attempt college work, thus resulting in a form of self-preselection.What would be the effect on the validity index of the aptitude test if every high school senior took the test and attempted one year of college?
A) Validity would increase.
B) Validity would decrease.
C) No effect on validity.
D) Impossible to predict.

Question

Quizplus · Accepted Answer

If every high school senior took the test and attempted one year of college, the range of abilities and outcomes would be more fully represented, likely increasing the validity of the test by providing a more comprehensive data set to assess its predictive power.

A Particular Aptitude Test Shows a Moderate Correlation with College