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Thissen, David; And Others – Journal of Educational Measurement, 1989
An approach to scoring reading comprehension based on the concept of the testlet is described, using models developed for items in multiple categories. The model is illustrated using data from 3,866 examinees. Application of testlet scoring to multiple category models developed for individual items is discussed. (SLD)
Descriptors: Adaptive Testing, Computer Assisted Testing, Item Response Theory, Mathematical Models