PSYCO105 Lecture Notes - Lecture 12: Twin, Fluid And Crystallized Intelligence, Executive Functions
Document Summary
Psych 105: individual and social behaviour (01 february 2019)- lecture 12. Relationships that are so common that everyone would have experienced them. Ability to perceive situations directly from previous experiences. Tests knowledge, vocabulary and how tools e. g. an umbrella works. People will higher fluid intelligence have higher crystallized intelligence. The graph on normalized scores vs age. Vocabulary scores increase with age and becomes stable: crystallized intelligence, acquired through experience and exposure to more words; experience increases with age. Mental speed and working memory decreases with age. Mental speed as a basis of g" . The minimum time required for a subject to detect difference (by senses e. g. seeing and hearing) between a pair of stimuli or different levels of a stimuli inspection time. Executive functions as a basis of g" . Executive functions include switching from one task to another, working memory and inhibition.