AP PSYCHOLOGY

Detailed explanation-1: -General intelligence, also known as g factor, refers to a general mental ability that, according to Spearman, underlies multiple specific skills, including verbal, spatial, numerical and mechanical.

Detailed explanation-2: -g and s. Spearman’s two-factor theory proposes that intelligence has two components: general intelligence ("g") and specific ability ("s"). To explain the differences in performance on different tasks, Spearman hypothesized that the “s” component was specific to a certain aspect of intelligence.

Detailed explanation-3: -Summary. The Theory of General Intelligence proposes that there is only one intelligence, measured by a single ‘g factor’ that underlies performance in all cognitive domains. Performance in different cognitive tasks are interrelated, all hinging on the single ‘g factor’. Key Points.