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Peer reviewedAlbanese, Mark A.; Forsyth, Robert A. – Educational and Psychological Measurement, 1984
The purpose of this study was to compare the relative robustness of the one-, two-, and modified two-parameter latent trait logistic models for the Iowa Tests of Educational Development. Results suggest that the modified two-parameter model may provide the best representation of the data. (Author/BW)
Descriptors: Achievement Tests, Comparative Analysis, Goodness of Fit, Item Analysis
