Jia Ma

  • Educational Research Methodology, UNCG

There are 1 included publications by Jia Ma :

TitleDateViewsBrief Description
A reconceptualization of IRT calibration with DIF items in a PROMIS Fatigue measure 2022 45 Differential item functioning (DIF) is a statistical procedure intended for examining and evaluating test fairness. After DIF items are detected, there are three methods to deal with DIF items, which are to ignore DIF items, remove DIF items, and cre...