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Miller, Delyana I.; Davidson, Patrick S. R.; Schindler, Dwayne; Messier, Claude – Journal of Psychoeducational Assessment, 2013
New editions of the Wechsler Adult Intelligence and Memory scales are now available. Yet, given the significant changes in these new releases and the skepticism that has met them, independent evidence on their psychometric properties is much needed but currently lacking. We administered the WAIS-IV and the Older Adult version of the WMS-IV to 145…
Descriptors: Factor Analysis, Older Adults, Measures (Individuals), Memory
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Bowden, Stephen C.; Saklofske, Donald H.; Weiss, Lawrence G. – Assessment, 2011
Examination of measurement invariance provides a powerful method to evaluate the hypothesis that the same set of psychological constructs underlies a set of test scores in different populations. If measurement invariance is observed, then the same psychological meaning can be ascribed to scores in both populations. In this study, the measurement…
Descriptors: Intelligence, Construct Validity, Older Adults, Measures (Individuals)
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Parker, Kevin – Journal of Consulting and Clinical Psychology, 1983
Factor analyzed the Wechsler Adult Intelligence Scale-Revised (WAIS-R) across nine age groups in the standardization sample. When three- and four-factor analyses were performed, the familiar three-factor structure (Verbal Comprehension, Perceptual Organization, and Freedom From Distractibility) was clearly visible. (Author/JAC)
Descriptors: Adults, Factor Analysis, Factor Structure, Foreign Countries