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Whittaker, Tiffany A.; Chang, Wanchen; Dodd, Barbara G. – Applied Psychological Measurement, 2012
When tests consist of multiple-choice and constructed-response items, researchers are confronted with the question of which item response theory (IRT) model combination will appropriately represent the data collected from these mixed-format tests. This simulation study examined the performance of six model selection criteria, including the…
Descriptors: Item Response Theory, Models, Selection, Criteria
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Kim, Jee-Seon; Hanson, Bradley A. – Applied Psychological Measurement, 2002
Presents a characteristic curve procedure for comparing transformations of the item response theory ability scale assuming the multiple-choice model. Illustrates the use of the method with an example equating American College Testing mathematics tests. (SLD)
Descriptors: Ability, Equated Scores, Item Response Theory, Mathematics Tests
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Wilson, Mark; Wang, Wen-chung – Applied Psychological Measurement, 1995
Data from the California Learning Assessment System mathematics assessment were used to examine issues that arise when scores from different assessment modes are combined. Multiple-choice, open-ended, and investigation items were combined in a test across three test forms. Results illustrate the difficulties faced in evaluating combined…
Descriptors: Educational Assessment, Equated Scores, Evaluation Methods, Item Response Theory
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Birenbaum, Menucha; And Others – Applied Psychological Measurement, 1992
The effect of multiple-choice (MC) or open-ended (OE) response format on diagnostic assessment of algebra test performance was investigated with 231 eighth and ninth graders in Tel Aviv (Israel) using bug or rule space analysis. Both analyses indicated closer similarity between parallel OE subsets than between stem-equivalent OE and MC subsets.…
Descriptors: Algebra, Comparative Testing, Educational Assessment, Educational Diagnosis