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Peer reviewedPotenza, Maria T.; Dorans, Neil J. – Applied Psychological Measurement, 1995
A classification scheme is presented for procedures to detect differential item functioning (DIF) for dichotomously scored items that is applicable to new DIF procedures for polytomously scored items. A formal development of a polytomous version of a dichotomous DIF technique is presented. (SLD)
Descriptors: Classification, Evaluation Methods, Identification, Item Bias
Peer reviewedSireci, Stephen G.; Geisinger, Kurt F. – Applied Psychological Measurement, 1995
An expanded version of the method of content evaluation proposed by S. G. Sireci and K. F. Giesinger (1992) was evaluated with respect to a national licensure examination and a nationally standardized social studies achievement test. Two groups of 15 subject-matter experts rated the similarity and content relevance of the items. (SLD)
Descriptors: Achievement Tests, Cluster Analysis, Construct Validity, Content Validity
