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Direct linkMariano, Louis T.; Junker, Brian W. – Journal of Educational and Behavioral Statistics, 2007
When constructed response test items are scored by more than one rater, the repeated ratings allow for the consideration of individual rater bias and variability in estimating student proficiency. Several hierarchical models based on item response theory have been introduced to model such effects. In this article, the authors demonstrate how these…
Descriptors: Test Items, Item Response Theory, Rating Scales, Scoring
