Sampling Variances and Covariances of Parameter Estimates in Item Response Theory

Author(s):

Lord, Frederic M.; Wingersky, Marilyn S.

Publication Year:

1985

Source:

Weiss, David J. (ed.) Proceedings of the 1982 Item Response Theory and Computerized Adaptive Testing Conference, Wayzata, MN, July 27-30, 1982. Minneapolis, MN: Computerized Adaptive Testing Laboratory, Department of Psychology, University of Minnesota, April 1985, p69-88

Document Type:

Chapter

Page Count:

20

Subject/Key Words:

Office of Naval Research, Analysis of Covariance (ANCOVA), Error of Measurement, Item Response Theory (IRT), Maximum Likelihood Statistics, Sampling, Statistical Analysis, Test Theory