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Peer reviewedReiser, Mark – Journal of Educational Statistics, 1983
In studies involving matrix sampling on items, it is often the case that there are too few responses per individual to use latent trait item response models. A model is formulated wherein individual level variability appears as independent error within the cells of a cross classification of demographic variables. (JKS)
Descriptors: Achievement Tests, Demography, Educational Assessment, Estimation (Mathematics)
