Formulas are derived for the reliability of a composite in the case of ranked data, making use of the special formulas for the mean, variance, and correlation coefficient that are available in this case. The formulas derived are actually identities, differing not in the answers they give but in certain statistics which the investigator may prefer to use.
Get full access to this article
View all access options for this article.
References
1.
TryonR. C.Reliability and behavior domain validity: Reformulation and historical critique. Psychological Bulletin, 1957, 54, 229–249.