A threat to internal validity in which extreme scores,upon retesting,tend to be less extreme is called
A)a time-series confound.
B)a single-group effect.
C)regression to the mean.
D)none of the options is correct

Name: A threat to internal validity in which extreme scores,upon retesting,tend to be less extreme is called A)a time-series confound. B)a single-group effect. C)regression to the mean. D)none of the options is correct
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Question

Quizplus · Accepted Answer

The Answer is C

A Threat to Internal Validity in Which Extreme Scores,upon Retesting,tend