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Peer reviewedKolen, Michael J.; Whitney, Douglas R. – Journal of Educational Measurement, 1982
The adequacy of equipercentile, linear, one-parameter (Rasch), and three-parameter logistic item-response theory procedures for equating 12 forms of five tests of general educational development were compared. Results indicated the equating method adequacy depends on a variety of factors such as test characteristics, equating design, and sample…
Descriptors: Achievement Tests, Comparative Analysis, Equated Scores, Equivalency Tests
