Comparing the average performance of the initial WAIS standardization sample with the average performance of the most recent WAIS standardization sample provides convincing evidence of:
Correct answer: C. the Flynn effect
- A. the g factor.
- B. heritability.
- C. the Flynn effect
- D. intrinsic motivation.
Explanation
The Flynn effect is the observed rise in average intelligence-test scores across successive generations, shown by comparing older and newer standardization samples. The g factor concerns general mental ability, not generational score changes.
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