Search results for author:"Charles Lewis"
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Adaptive Testing with Regression Trees in the Presence of Multidimensionality
Duanli Yan; Charles Lewis; Martha Stocking
Journal of Educational and Behavioral Statistics Vol. 29, No. 3 (2004) pp. 293–316
It is unrealistic to suppose that standard item response theory (IRT) models will be appropriate for all the new and currently considered computer-based tests. In addition to developing new models, we also need to give attention to the possibility...
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Adaptive Testing without IRT
Duanli Yan; Charles Lewis; Martha Stocking
Annual Meeting of the National Council on Measurement in Education (NCME) 1998 (April 1998)
It is unrealistic to suppose that standard item response theory (IRT) models will be appropriate for all new and currently considered computer-based tests. In addition to developing new models, researchers will need to give some attention to the...