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.

A)sample size
B)reliability
C)power
D)significance

In his introductory class the professor in the motive of encouraging the students and to make them more involved in learning the subject he offers A grade to all the students

In this case the professor will lose his ability to judge the student and he will consume his time in understanding and estimating the students who has the ability to learn and the student who do not have

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. A)sample size B)reliability C)power D)significance

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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.

A)sample size
B)reliability
C)power
D)significance