A mixture item response model is proposed for investigating individual differences in the selection of response categories in multiple-choice items. The model accounts for local dependence among ...
Background: Statistical models based on item response theory were used to examine (a) the performance of individual Positive and Negative Syndrome Scale (PANSS) items and their options, (b) the ...
Cheryl D. Hill, Michael C. Edwards, David Thissen, Michelle M. Langer, R. J. Wirth, Tasha M. Burwinkle, James W. Varni Medical Care, Vol. 45, No. 5, Supplement 1: The ...
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