Charles Spearman Inferred the Existence of a "G" (Or General)

question 75

Multiple Choice

Charles Spearman inferred the existence of a "g" (or general) factor in intelligence from the observation that

• A) people's scores on intelligence tests correlate highly with measures of the size of their cerebral cortex.
• B) people who score high on a test one day are likely to score high again if they take the same test another time.
• C) people who do well on a test of one kind of intellectual ability generally do well on tests of other kinds also.
• D) the mean score on intelligence tests is the same in all countries.

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Definitions:

Testosterone Levels

The concentration of the hormone testosterone in the bloodstream, important for both males and females in various physiological functions.

Sexual Functioning

The physical and psychological processes that contribute to the complete sexual response cycle from desire to resolution.

Crystallized Intelligence

The capacity to apply acquired knowledge and past experiences.

Fluid Intelligence

The ability to think logically and solve problems in novel situations, independent of acquired knowledge.