Investigating the Stability of Four Methods for Estimating Item Bias [microform] / Carole L. Perlman and Others.

The reliability of item bias estimates was studied for four methods: (1) the transformed delta method; (2) Shepard's modified delta method; (3) Rasch's one-parameter residual analysis; and (4) the Mantel-Haenszel procedure. Bias statistics were computed for each sample using all methods. D...

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Bibliographic Details

Online Access:	Request ERIC Document
Main Author:	Perlman, Carole L.
Format:	Microfilm Book
Language:	English
Published:	[Place of publication not identified] : Distributed by ERIC Clearinghouse, 1988.
Subjects:	Elementary Education. Elementary School Students. Estimation (Mathematics) Item Banks. Minimum Competency Testing. Minority Group Children. Statistical Analysis. Statistical Bias. Test Bias. Test Items. Test Reliability.