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Brossman, Bradley G.; Lee, Won-Chan – Applied Psychological Measurement, 2013
The purpose of this research was to develop observed score and true score equating procedures to be used in conjunction with the multidimensional item response theory (MIRT) framework. Three equating procedures--two observed score procedures and one true score procedure--were created and described in detail. One observed score procedure was…
Descriptors: Equated Scores, True Scores, Item Response Theory, Mathematics Tests