chap 94test
Terms
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- Intelligence
- The ability to direct one's thinking, adapt to one's circumstances, and learn from one's experiences.
- Mental age
- Found by ratio of child's mental age divided by physical age to determine if child is developing normally.
- Ratio IQ
- A statistic obtained by dividing a person's mental age by the person's physical age then multiplying it by 100
- Deviation IQ
- A statistic obtained by dividing a person's test score by the average test score of people in same age group then multiplying it by 100
- factor analysis
- A statistical technique that 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 called g) and skills that are specific to the task (which he called s).
- Confirmation factor theory analysis
- Mathematical technique which showed spearman and thurstone were both right in their own way.
- 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.
- prodigies
- A person of normal intelligence who has an extraordinary ability.
- savants
- A person of low intelligence who has an extraordinary ability.
- emotional intelligence
- The ability to reason about emotions and to use emotions to enhance reasoning.
- fraternal twins
- (also called dizygotic twins) Twins who develop from two different eggs that were fertilized by two different sperm (see identical twins).
- identical twins
- (also called monozygotic twins) Twins who develop from the splitting of a single egg that was fertilized by a single sperm (see fraternal twins).
- 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 (see nonshared environment).
- nonshared environment
- Those environmental factors that are not experienced by all relevant members of a household (see shared environment).