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Perlman, Carole L.; And Others – 1988
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. Data were from administration of multiple-choice items from…
Descriptors: Elementary Education, Elementary School Students, Estimation (Mathematics), Item Banks
