Kuder, G. F. and Richardson, M. W.The Theory of the Estimation of Test Reliability . Psychometrika, 1937, 2, 151-160.
3.
Lord, F. M.Sampling Fluctuations Resulting from the Sampling of Test Items. Psychometrika, 1955, 20, 1-22.
4.
Lord, F. M. and Novick, M. R.Statistical Theories of Mental Test Scores. New York: Addison-Wesley, 1968.
5.
Lyerly, S. B.The Kuder-Richardson Formula (21) as a Split-Half Coefficient and Some Remarks on its Basic Assumption . Psychometrika, 1958, 23, 267-270.
6.
Novick, M. R. and Lewis, C.Coefficient Alpha and the Reliability of Composite Measurements . Psychometrika, 1967, 32, 1-13.
7.
Zimmerman, D. W., Williams, R. H., and Burkheimer, G. J.Dependence of Test Reliability upon Heterogeneity of Individual and Group Score Distributions. EDUCATIONAL AND PSYCHOLOGICAL MEASUREMENT , 1968, 28, 41-46.
8.
Zimmerman, D. W. and Burkheimer, G. J.Coefficient Alpha, Test Reliability, and Heterogeneity of Score Distributions. Journal of Experimental Education (in press).