measuring intelligence Flashcards
sir francis galton
‘general mental ability’
first investigated heritability
binet
IQ testing (using his children) individual differences
goddard
took binet’s IQ test to US/clinical use
moron = 51-70 / imbecile = 26-50 / idiot = 0-25
yerkes
took IQ testing to army recruits
stern
investigated mental age
mental age : chronological age ratio
terman’s ratio IQ
mental age/chronological age * 100
stanford-binet test
different ages account for different levels of activities
age 3 = string beads
age 6 = analogies
age 9 = memory for designs
spearman g
g = general intelligence
who first quantified intelligence
galton/spearman
spearmans two factor theory
intelligence is made of g (general cognitive factors) and s (specific factors)
thurstone
people have primary mental abilities
carroll’s middle level abilities
memory/learning visual perception auditory perception retrieval ability cognitive speediness processing speed fluid intelligence crystallised intelligence
fluid intelligence
biologically limited capacity for processing info
crystallised intelligence
accuracy and amount of info, dictated by school/upbringing
sternberg’s types of intelligence
analytical
creative
practical
tacit knowledge
info ppl have about everyday life situations
what don’t intelligence tests include
emotional intelligence
practical skills
IDIOT SAVANTS
