Browsing Τμήμα Ψυχολογίας / Department of Psychology by Subject "Test items"
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Report
Effects of Misbehaving Common Items on Aggregate Scores and an Application of the Mantel-Haenszel Statistic in Test Equating.
(National Center for Research on Evaluation, Standards, and Student Testing (CRESST), 2006)Consistent behavior is a desirable characteristic that common items are expected to have when administered to different groups. Findings from the literature have established that items do not always behave in consistent ...
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Report
Sampling of Common Items: An Unrecognized Source of Error in Test Equating.
(Center for Research on Evaluation Standards and Student Testing CRESST, 2004)There is variability in the estimation of an equating transformation because common-item parameters are obtained from responses of samples of examinees. The most commonly used standard error of equating quantifies this ...
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Report
Sensitivity of IRT Equating to the Behavior of Test Equating Items
(2003)The delta-plot method is used to identify which common items in a common item nonequivalent groups design for test equating show large changes in their p-values across administrations. Outliers in that plot denote differential ...