Intelligence Flashcards
Developed the two factor theory of intelligence
Spearman
Factors within the two factor theory of intelligence
General intelligence
Specific factor
Developed the triarchic theory of intelligence
Sternberg
Abilities in the triarchic theory of intelligence
Analytical
Creative
Practical
The observation that IQ scores increase from one generation to the next by an average of 15 points per generation
Flynn effect
Age range for the Stanford-Binet scale for measuring IQ
2-18
Age range for the Wechsler Adult Intelligence Scale for measuring IQ
> 16
Age range for the Wechsler Intelligence Scale for Children for measuring IQ
6-16
Thurstone’s seven primary abilities of intelligence
Word fluency Verbal comprehension Spatial visualisation Number facility Associative memory Reasoning Perceptual speed
Estimated heritability of IQ
40-50%
Heritability of IQ in children compared to adults
Lower in children
Divided intelligence into fluid and crystallised forms
Cattell and Horn
‘Normal’ IQ
70-130
Developed the concept of the mental age
Binet