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The Nature of Psychometric "g": Unitary Process or a Number of Independent Processes?
Peer reviewed Peer reviewed
Kranzler, John H.; Jensen, Arthur R. – Intelligence, 1991
This study investigated whether a unitary elemental process or several independent processes underlie psychometric "g" (factor of general intelligence). Results with 101 college students administered 2 intelligence tests and a large battery of elementary cognitive tasks suggest that as many as 4 independent components make up…
Descriptors: Cognitive Measurement, College Students, Factor Structure, Higher Education
Unitary "g": Unquestioned Postulate or Empirical Fact?
Peer reviewed Peer reviewed
Kranzler, John H.; Jensen, Arthur R. – Intelligence, 1991
The hypothetical idea of a perfectly pure psychometric "g" is empirically unattainable. Because the unity of "g" cannot be proved or disproved by factor analysis, the unitary "g" hypothesis represents a parsimonious assumption. J. B. Carroll's (1991) analysis demonstrates the relationship between psychometric and…
Descriptors: Cognitive Measurement, College Students, Factor Analysis, Factor Structure