Differential Item Functioning (DIF) Detection: Identifying Test Bias Across Demographic Groups
Educational and psychological assessments must provide fair measurements across diverse populations. However, tests can inadvertently disadvantage certain demographic groups through item bias. Differential Item Functioning detection test identifies items that function differently across groups. Identifying test bias demographic ensures assessment fairness and validity. DIF occurs when test items perform differently for individuals from different groups who have the same … Baca Selengkapnya