The Index scores on the Wechsler scales are outgrowths of what type of research?

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The Index scores on the Wechsler scales are derived from factor analysis, a statistical method used to identify underlying relationships between variables, in this case, cognitive abilities. Factor analysis helps in understanding the structure of cognitive abilities and in developing the Index scores that represent different domains of intelligence.

The Index Scores on the Wechsler Scales Are Outgrowths of What