PSY 301: Chapter 10

15 terms by Sheridanlee11 

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Intelligence

the ability to direct one's thinking, adapt to one's circumstances, and learn from ones experiences

Ratio IQ

a statistic obtained by dividing a person's mental age by the person's physical age and then multiplying the quotient by 100

Deviation IQ

a statistic obtained by dividing a person's test score by the average test score of people in the same age group and then multiplying the quotient by 100

Factor analysis

a statistical technique hat explains a large number of correlations in terms of a small number of underlying factors

Two-factor theory of intelligence

Spearman's theory suggesting that every task requires a combination of a general ability (which he galled g) and skills that are specific to the task (which he called s)

Fluid intelligence

the ability to see abstract relationships and draw logical inferences

Crystallized intelligence

the ability to retain and use knowledge that was acquired through experience

Prodigy

a person of normal intelligence who has an extraordinary ability

Savant

a person of low intelligence who has a extraordinary ability

Emotional intelligence

the ability to reason about emotions and to use emotions to enhance reasoning

Fraternal twins (also called dizygtic twins)

twins who develop from two different eggs that were fertilized by two different sperm

Identical twins (also called monozygotic twins)

twins who develop from splitting of a single egg that was fertilized by a single sperm

Heritability coefficient

a statistic (commonly denoted as h²) that describes the proportion of the difference between people's scores that can be explained by differences in their genes

Shared environment

those environmental factors that are experienced by all relevant members of a household

Nonshared environment

those environmental factors that are not experienced by all relevant members of a household

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