Evaluating IRT- and CTT- based methods of estimating classification consistency and accuracy indices from single administrations

Three decision consistency and accuracy (DC/DA) methods, the Livingston and Lewis (LL) method, LEE method, and the Hambleton and Han (HH) method, were evaluated. The purposes of the study were: (1) to evaluate the accuracy and robustness of these methods, especially when their assumptions were not w...

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Bibliographic Details
Main Author: Deng, Nina
Language:ENG
Published: ScholarWorks@UMass Amherst 2011
Subjects:
Online Access:https://scholarworks.umass.edu/dissertations/AAI3482610