Chapter 9 Intelligence Flashcards
‘Psychological test’
A standard measure of a persons behavior
‘Intelligence test’
measures general mental ability
Define intelligence
ability to understand complex ideas, to adapt to environment, learn from experience, engage in reasoning, and overcome obstacles by careful thought.
‘Aptitude tests’
asses specific types of mental abilities
‘Achievement tests ‘
gauge a persons mastery and knowledge of certain subjects
Sir Francis Galton (1870’s)
-Intelligence as heritable
-eminent families
-nature vs nurture
eugenics movement
Positive contribution was stats, correlation and probable score
Alfred Binet (1890’s)
-educational focus
-mental age
IQ (intelligence quotient)
When was the Binet scale first published
1905
‘test norm’
provides info on where a score on a test ranks in relation to other scores on that test
‘percentile score’
the percentage of people who score at or below the score that was obtained
‘reliability’
measure the consistency of a test (did you get the same score each time?)
2 types of reliability testing
test/re-test
split half
Validity
the ability of a test to measure what it was designed to measure
‘content validity ‘
the degree to which the content of a test is representative of the domain it is supposed to cover (face validity)
‘criterion validity’
the test related to another measure of the trait
