Professor Knice gives his introductory psychology class of 300 students an exam, and everyone earns an A. The exam lacks the _____ to detect which students studied and which did not.

Question

Quizplus · Accepted Answer

The exam lacks the power to differentiate between students who studied and those who did not, as everyone received the same grade. Power refers to the ability of a test to detect differences or effects when they exist.

Professor Knice Gives His Introductory Psychology Class of 300 Students