Suppose that on average, you tend to score about 83% on exams in your courses. Scoring a 95% on the first exam in a course and 84% on the second exam in that course is an example of
A) The Hawthorne effect.
B) maturation.
C) regression toward the mean.
D) attrition.

Question

Quizplus · Accepted Answer

Regression toward the mean refers to the phenomenon where extreme scores on a variable tend to be closer to the average on subsequent measurements. Scoring 95% (an extreme score) followed by 84% (closer to the average of 83%) is an example of this effect.

Suppose That on Average, You Tend to Score About 83