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An alternative Cattell–Horn–Carroll (CHC) factor structure of the WAIS-IV: Age invariance of an alternative model for ages 70–90.
Psychological Measurement and Testing

An alternative Cattell-Horn-Carroll (CHC) factor structure of the WAIS-IV

The Wechsler Adult Intelligence Scale—Fourth Edition (WAIS-IV) is widely recognized as one of the most utilized intelligence tests for adults. While previous studies have examined the test’s structure using the Cattell–Horn–Carroll (CHC) model, individuals aged 70 and older have often been excluded due to the absence of supplemental subtests in …