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Peer reviewedHakstian, A. Ralph; Cattell, Raymond B. – Journal of Educational Psychology, 1978
Twenty primary abilities were measured using the Comprehensive Ability Battery. Factor analysis produced six oblique second-stratum factors. Four were identified as capacities in Cattell's triadic theory of ability structure. Correlations among factors yielded three oblique third-stratum factors. Implications for a hierarchical conceptualization…
Descriptors: Ability, Ability Identification, Factor Structure, Foreign Countries
