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Canivez, Gary L.; McGill, Ryan J.; Dombrowski, Stefan C. – Journal of Psychoeducational Assessment, 2020
The present study examined the factor structure of the Differential Ability Scales--Second Edition (DAS-II) core subtests from the standardization sample via confirmatory factor analysis (CFA) using methods (bifactor modeling and variance partitioning) and procedures (robust model estimation due to nonnormal subtest score distributions)…
Descriptors: Factor Structure, Intelligence Tests, Factor Analysis, Age Groups
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Canivez, Gary L.; Dombrowski, Stefan C.; Watkins, Marley W. – Psychology in the Schools, 2018
This study examined the factor structure of the Wechsler Intelligence Scale for Children-Fifth Edition (WISC-V) with four standardization sample age groups (6-8, 9-11, 12-14, 15-16 years) using exploratory factor analysis (EFA), multiple factor extraction criteria, and hierarchical EFA not included in the WISC-V "Technical and Interpretation…
Descriptors: Factor Structure, Children, Intelligence Tests, Age Groups