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Peer reviewedMaller, Susan J. – Educational and Psychological Measurement, 2001
Used the national standardization sample (n=2,200) of the Wechsler Intelligence Scale for Children Third Edition (WISC-III) to investigate differential item functioning (DIF) in 6 WISC-III subtests. Detected both uniform DIF and nonuniform DIF, finding DIF for about one third of the items studied. Discusses implications for use of the WISC-III.…
Descriptors: Children, Intelligence Tests, Item Bias, Test Items
Zimmerman, Irla L.; Woo-Sam, James M. – 1982
Two kinds of WISC-R short forms, item reduction and subtest reduction, are reviewed in terms of their ability to meet these criteria of adequacy: a significant correlation between the full scale IQ and the short form IQ, a non-significant difference between the full and short form mean IQ, a low percentage of IQ classification changes resulting…
Descriptors: Intelligence Tests, Test Interpretation, Test Items, Test Reliability
