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The primary goal of the CHC Definition Project is to continue the legacy of intelligence scholars who have contributed to the development of the CHC (Gf-Gc) taxonomy of human cognitive abilities, via the provision of a clearinghouse mechanism by which to reach consensus definitions of the major narrow (stratum I) and broad (stratum II) abilities that have(More)
In the Wechsler Adult Intelligence Scale-Third Edition (WAIS-III; D. Wechsler, 1997), the manual reports several confirmatory factor analyses in support of the instrument's latent factor structure. In practice, examiners frequently compare an examinee's score from a current administration of the WAIS-III with the results from a previous test administration.(More)
This study investigated the concurrent relations between measures of adaptive/maladaptive behavior and community adjustment in a sample of 239 adults with mild to severe degrees of mental retardation. Using canonical correlation procedures and multidimensional community adjustment measures, the investigators found significant relations between the measures(More)
In this paper, we respond to a 1992 study by Mathias and Nettelbeck in which, using exploratory factor analysis, they argued that the structure of intelligence in persons with mental retardation deviates from the model previously proposed by Greenspan. Applying the LISREL method of confirmatory factor analysis to Mathias and Nettelbeck's original(More)
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