According to Charles Spearman, the intercorrelations among mental tests are not perfect due to __________.
A) variability in age
B) variability in group factors
C) variability in specific factors
D) lack of validity

Question

Quizplus · Accepted Answer

Charles Spearman proposed the two-factor theory of intelligence, stating that intelligence consists of a general factor (g factor) and specific factors (s factors). The intercorrelations among mental tests are not perfect because of the variability in specific factors, which relate to specific abilities or skills.

According to Charles Spearman, the Intercorrelations Among Mental Tests Are