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26 Cards in this Set
- Front
- Back
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psychological assessment
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use of specified testing procedures to evaluate the abilities, behaviors, and personal qualities of people
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reliability
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extent an assessment gives consistant scores
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split-half reliability
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measure of correlation between performance on different halves of a test
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validity
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extent that a test measures what it is intended to measure
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face validity
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degree that test items are related to what is supposed to be measured
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criterion (predictive) validity
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compare persons score on the test with score on other test associated with what the original test measures
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norms
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standards based on measurements of a large group of people
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binet
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first intelligence test
test of intellectual performance to separte developmentally disabled students from normal ones |
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mental age
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binets measure of intelligence
age child is performing intellectually |
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Lewis Terman
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used binets ideas
stanford-binet intelligence scale IQ |
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stanford binet intelligence scale
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terman
base for the concept is IQ |
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IQ
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IQ= mental age / chronological age x 100
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disadvantage of IQ
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mental age stays the same
chronological age increases over time (you get stupider as you get older makes no sense) |
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Wechlser intelligence test
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combined verbal and nonverbal subtests
deviation IQ scores standard scores normalized for each age group |
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army alpha
army beta |
alpha: for literates
beta: for illiterates |
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criteria for psychological tests
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1. standardization
2. reliability 3. validity |
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spearman (single)
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there is general intelligence, g
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cattell (single)
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general intelligence broken down into crystalized an fluid intelligence
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crystallized intelligence
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knowledge a person has already acquired and ability to access that knowledge
increases throughout life |
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fluid intelligence
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ability to see complex relationships and solve complex problems
decreases after you turn 30 determines crustallized intelligence |
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seperate abilities
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thurstone
gardner sternberg |
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seperate abilities
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thurstone
gardner sternberg |
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eugenics movement
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(galton) intelligence is inherited
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binet-simon test
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test that contained problems of increasing difficulty and measured
judgement reasoning comprehension |
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heritability (nature) evidence
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monozygotic twins--
correlated when grown up together correlated when not grown up together |
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environmental
(flynn effect) |
deprived and enriched environments
IQ is increasing |
