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Wendt, Heike; Bos, Wilfried; Goy, Martin – Educational Research and Evaluation, 2011
Several current international comparative large-scale assessments of educational achievement (ICLSA) make use of "Rasch models", to address functions essential for valid cross-cultural comparisons. From a historical perspective, ICLSA and Georg Rasch's "models for measurement" emerged at about the same time, half a century ago. However, the…
Descriptors: Measures (Individuals), Test Theory, Group Testing, Educational Testing
Waters, Brian K. – 1975
This study empirically investigated the validity and utility of the stratified adaptive computerized testing model (stradaptive]developed by Weiss (1973). The model presents a tailored testing strategy based on Binet IQ measurement theory and Lord's (1972) modern test theory. Nationally normed School and College Ability Test Verbal analogy items…
Descriptors: Ability, Adaptive Testing, Branching, Comparative Analysis