What did Charles Spearman discover when studying intelligence?
A)that the performance of individuals on a variety of intelligence tests was highly correlated.
B)that each individual domain had associated with it specific skills.
C)that a person's performance on tests depended both on general intelligence and domain-specific abilities.
D)that fluid intelligence and crystallized intelligence were relatively independent.

Question

Quizplus · Accepted Answer

Charles Spearman's research led to the development of the idea of general intelligence or "g" factor. He found that performance on a variety of intelligence tests was highly correlated, suggesting that there is a general underlying intelligence that is present in all cognitive tasks.

What Did Charles Spearman Discover When Studying Intelligence