"Statistical regression" refers to the tendency of extreme scores to ____ the common mean on subsequent measurement.
A) move toward
B) move away from
C) stay the same distance from
D) move randomly toward or away from

Question

Quizplus · Accepted Answer

Statistical regression suggests that extreme scores will move towards the common mean on subsequent measurement. This occurs because the extreme score is usually due to some random or temporary factor, whereas the common mean represents typical performance. Therefore, extreme scores will tend to regress towards the mean over time.

"Statistical Regression" Refers to the Tendency of Extreme Scores to ____