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stat.ME2026
Refining Effect-Size Measures and Classification for Differential Item Functioning: Toward Unified Guidelines Across Methods
Michaela Cichrová, Adéla Hladká, Patrícia Martinková
Differential Item Functioning (DIF) analysis is used to identify potentially biased items in multi-item measurements. In addition to testing the statistical significance, it is ess…
stat.ME2025
A novel nonparametric framework for DIF detection using kernel-smoothed item response curves
Adéla Hladká, Patrícia Martinková
This study introduces a novel nonparametric approach for detecting Differential Item Functioning (DIF) in binary items through direct comparison of Item Response Curves (IRCs). Bui…