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Ordinal Differential Item Functioning/Ushahidi
Rekodi ya ushahidi wa mbinu

Ordinal Differential Item Functioning

Ordinal differential item functioning analysis detects whether an ordered-category item (such as a Likert-scale question) functions differently across demographic or cultural groups after controlling for the latent trait being measured. It extends classical binary DIF methods to polytomous response formats common in psychological and educational scales.

Sources recorded, not reviewed

Rekodi ya chanzo

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Ordinal Differential Item Functioning Analysis
Rekodi ya mbinu ya kiajenda · latent-structure / psychometrics
  • Zumbo, B. D. (1999). A handbook on the theory and methods of differential item functioning (DIF): Logistic regression modeling as a unitary framework for binary and Likert-type (ordinal) item scores. Ottawa: Directorate of Human Resources Research and Evaluation, Department of National Defense. · URL
  • Penfield, R. D. (2001). Assessing differential item functioning among multiple groups: A comparison of three Mantel-Haenszel procedures. Applied Measurement in Education, 14(3), 235-259. · DOI 10.1207/S15324818AME1403_3
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Taxonomic bucketDifferential Item Functioningmachine-suggested · Relational suggestion, not evidence.Taxonomic bucketItem Response Theorymachine-suggested · Relational suggestion, not evidence.Same method familyMeasurement Invariancemachine-suggested · Relational suggestion, not evidence.Taxonomic bucketOrdinal CFAmachine-suggested · Relational suggestion, not evidence.Taxonomic bucketOrdinal IRTmachine-suggested · Relational suggestion, not evidence.Taxonomic bucketOrdinal Reliability Analysismachine-suggested · Relational suggestion, not evidence.

Hali ya ushahidi

Sources recorded, not reviewed

Bibliographic sources are present. Claim-level evidence review has not been performed.

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