A summary of regression toward the mean errors is made both with reference to the Croxen and Lytton (1973) research on reading and in a more general context. Readers of research articles are alerted to this common error.
References
1.
CroxenM. H.LyttonH.Reading disability and difficulties in finger localization and right-left discrimination. Developmental Psychology, 1971, 5, 256–262.
2.
LyttonH.CroxenM. H.PyshF.Regression-to-the-mean misunderstood: A reply to Vockell and Asher. Developmental Psychology, 1973, 8, 3–5.
3.
StanleyJ. C.Reliability. In ThorndikeR. L. (Ed.), Educational measurement. (2nd ed.) Washington, D. C.: American Council on Education, 1971.
4.
VockellE. L.AsherW.Methodological inaccuracies in Croxen and Lytton's “Reading disability and difficulties in finger localization and right-left discrimination.”Developmental Psychology, 1973, 8, 1–2.