Charles Spearman's theory of general intelligence proposes that intelligence is a single, underlying factor called 'g' that influences performance on various cognitive tasks. In other words, he believed that a person who performs well in one intellectual area will likely perform well in other areas too.
Related terms
Fluid intelligence: Fluid intelligence refers to the ability to solve new problems and think critically. It is related to reasoning and adaptability.
Crystallized intelligence: Crystallized intelligence refers to knowledge and skills acquired through experience and education. It includes things like vocabulary and factual information.
Factor analysis: Factor analysis is a statistical technique used by Spearman to identify common factors among different cognitive tests, supporting his theory of general intelligence.
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