A new classroom demonstration of the regression toward the mean effect is proposed. The demonstration is highly concrete and strictly psychological in nature. It may be used in both small and large classes. It does not assume any statistical background. Although some assumptions about the nature of the measurement process are explictly made, these assumptions are highly intuitive and are easily accepted even by students who are not familiar with measurement theory.
Get full access to this article
View all access options for this article.
References
1.
CutterG. R. (1976). Some examples for teaching regression toward the mean from a sampling viewpoint. American Statistician, 30, 194–197.
2.
LevinJ. R. (1982). Modifications of regression-toward-the-mean demonstration. Teaching of Psychology, 9, 237–238.
3.
RotterJ. B. (1954). Social learning and clinical psychology.Englewood Cliffs, NJ: Prentice-Hall.