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Greenspan, Stephen; McGrew, Kevin S. – Research in Developmental Disabilities, 1996
This paper responds to a 1992 study in which it was argued that the structure of intelligence in adults with severe mental retardation deviates from Greenspan's model, in which social and practical intelligence form separate factors. Application of confirmatory factor analysis to the original correlation matrix found the Greenspan model to be…
Descriptors: Adaptive Behavior (of Disabled), Adults, Data Interpretation, Factor Analysis

Mathias, J. L.; And Others – Research in Developmental Disabilities, 1996
This paper discusses inconsistencies in Greenspan and McGrew's argument that confirmatory, rather than exploratory, factor analysis should be utilized in testing Greenspan's model of adaptive intelligence in adults with severe mental retardation. It is argued that problems with the data set should be addressed through further research rather than…
Descriptors: Adaptive Behavior (of Disabled), Adults, Data Interpretation, Factor Analysis