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Direct linkCho, Sun-Joo; Suh, Youngsuk; Lee, Woo-yeol – Educational Measurement: Issues and Practice, 2016
The purpose of this ITEMS module is to provide an introduction to differential item functioning (DIF) analysis using mixture item response models. The mixture item response models for DIF analysis involve comparing item profiles across latent groups, instead of manifest groups. First, an overview of DIF analysis based on latent groups, called…
Descriptors: Test Bias, Research Methodology, Evaluation Methods, Models
