Intelligence Flashcards

1
Q

what did sternberg and detterman find regarding common psychological definitions for intelligence

A

higher level abilities

valued by culture

executive processes

mental abilities necessary for adaption to any environmental context

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2
Q

how is intelligence measured

A

IQ test

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3
Q

what are deary & caryl’s 4 branches of IQ research

A

real life impact - achievements

cognitive - reaction times

biological - brain event potentials

structure of intelligence

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4
Q

what is the structure of intelligence branch

A

has a hierarchical structure

general intelligence split into learnt factors and biological potential

learnt includes spelling, writing and speech

biological splots into reading speed, piagetian reasoning, inductive reasoning

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5
Q

what is fluid intelligence (Gf)

A

focuses on process independent of content or prior knowledge

declines in later life (bugg et al)

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6
Q

what is crystal intelligence (Gc)

A

knowledge that increases over life time

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7
Q

how does Gf and Gc change over a lifetime

A

fluid intelligence peaks early in life and then declines

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8
Q

is IQ heritable

A

heritability accounts for between 48-80% of the variability in IQ scores

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9
Q

what is an issue with the heritability of IQ

A

assumes that fluid intelligence is fixed and crystallised intelligence is not

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10
Q

what is spearman’s hypothesis

A

racial IQ differences are genetic in origin

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11
Q

what are eysenck’s hereditarian views on race

A

highly controversial - IQ is heritable, but there is no significant genetic determination of racial differences in IQ

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12
Q

what is the flynn effect

A

generation rise in IQ by average of 10 percentage points

stronger in adults than children

highest in netherlands, below average in UK

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13
Q

what environmental changes produce large changes in IQ

A

social multipliers
averaging
gene-environment matching

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14
Q

what did rindermann et al find regarding social multipliers contributing to IQ increase

A

internet and access to info
gaming
TV
education
nutrition
rising standards of living

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15
Q

how does “gene environment matching” contribute to an IQ increase

A

people seek out environments that match their phenotype

therefore, environment increases genetic / biological ability

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16
Q

how does averaging contribute to an IQ increase

A

as individuals’ ability rises, this will influence those around them

therefore population average will increase

17
Q

how does age change IQ

A

heritability increases with age

40% in childhood
60% in adulthood
80% in old age

18
Q

how does socio-economic status change IQ

A

heritability high for high SES
h2 = 72%

low for low SES
h2 - 10%
environment = 60%

19
Q

what may account for environmental effects on heritability of IQ

A

the age effect may represent a gene-environment correlation

high IQ people will seek high IQ contexts, and as they get older their intelligence will show

20
Q

what did sauce and matzel find regarding heritability and malleability of intelligence

A

some traits are genetically-determined with low heritability (heritability of fingers being 0 as main predictors are environmental)

some traits are highly heritable but not genetically determined

21
Q

what did mcdaniel find regarding brain volume and IQ

A

larger volume associated with higher IQ

22
Q

what is the P-FIT theory by jung and haier

A

represents intelligence through 4 set processes in the brain

step 1 - sensory information taken in

step 2 - symbolic processing of info

step 3 - reasoning and decision making

step 4 - making a decision

23
Q

what did chamorro-premuzic and furnham find regarding personality adding to IQ

A

conscientiousness explains an extra 27% of performance on uni exams

24
Q

what are gardner’s 7 intelligences

A

logical-mathematical - scientist / mathematician

linguistic - poet / journalist

musical

spatial - navigator

bodily-kinesthetic - dancer

interpersonal - therapist

intrapersonal - accurate self-knowledge

25
Q

what is the 8th intelligence added later by gardner

A

naturalistic intelligence - human perceptiveness of natural world

26
Q
A