Mr.O'Hara has developed a test of mechanical aptitude.At the beginning of a course in auto mechanics, he gives this test to his students.At the end of the year, he compares students' scores on the test with their actual achievement in his course.What is he probably trying to find out about his test?
A)Its reliability
B)Its practicality
C)Its content validity
D)Its predictive validity

Question

Quizplus · Accepted Answer

Mr. O'Hara is likely trying to determine the predictive validity of his test, as he is comparing test scores with actual achievement in his course. This means he wants to know if the test can accurately predict how well students will perform in his course.

MrO'Hara Has Developed a Test of Mechanical Aptitude