There are two statements marked as Assertion (A) and Reason (R). Mark your answer as per the options given below.
Assertion: In 1937, Charles Spearman proposed a two-factor theory of intelligence employing a statistical method called factor analysis.
Reasoning: Charles Spearman showed that intelligence consisted of a general factor (g-factor) and some specific factors (s-factors).
Answer & explanation
Correct answer: option 4
In 1927, Charles Spearman proposed a two-factor theory of intelligence employing a statistical method called factor analysis. He showed that intelligence consisted of a general factor (g-factor) and some specific factors (s-factors). The g-factor includes mental operations which are primary and common to all performances.