Stepwise Analysis of Differential Item Functioning Based on Multiple-Group Partial Credit Model IRT DIF
- Author(s):
- Muraki, Eiji
- Publication Year:
- 1999
- Source:
- Journal of Educational Measurement, v36 n3 p217-32, Fall 1999
- Document Type:
- Article
- Page Count:
- 16
- Subject/Key Words:
- Item Response Theory (IRT), Differential Item Functioning (DIF), Groups, Item Bias, Simulation, Test Items