Intelligence Flashcards

1
Q

Define intelligence

A
  • The ability to understand complex ideas, adapt effectively to the environment, learn from experience, engage in various forms of reasoning, overcome obstacles
  • Neisser et al
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2
Q

Describe Plomin

A
  • 20 yr longitudinal study comparing MZ and DZ twins to test how heritable intelligence was
  • Found intelligence was 60% heritable but still believes it is changeable through use non-cognitive factors
  • Believes genetics doesn’t determine if a person can do something or not, only how easy they find it e.g. when learning how to read a person with high genetic intelligence wouldn’t have to try much whereas a person with low intelligence would have to try hard, put more work in, take longer
  • Plomin believes school system needs to change in order to suit these findings
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3
Q

Describe Siegler and Richards

A
  • Asked participants to describe ideal intelligence at 6 months, 2yrs, 10yrs and as an adult
  • 6 months: ideal intelligent baby was thought to recognise people and objects, show signs of motor control, show levels of awareness and be able to make some verbalisations
  • 2yrs: verbal ability, evidence of ability to learn, awareness of people, motor co-ordination, curiosity
    10yrs: verbal ability, learning, problem solving, reasoning, creativity
    Adults: greater capabilities in verbal abilities, learning, problem solving, reasoning, creativity
  • Found that many believe intelligence is fixed from a young age
  • Intelligence doesn’t change much after early adulthood
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4
Q

Describe Galton

A
  • Galton believed intelligence was based on biology; one of first to believe that intelligence levels differ between people
  • Stated people with high intelligence show the ability to respond to a large number of information experienced by the senses
  • People with low intelligence demonstrate problems processing and dealing with information
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5
Q

Describe Binet

A
  • One of first people to create an intelligence test; did so so they could tell which children needed extra attention in school
  • Tested 50 chidden and created a variety of assessments that started very easy and became harder as test went on
  • Found could calculate people’s mental age using this method
  • The Stanford-Binet Test measured things that were considered necessary for school success e.g. understanding/using language, memory, ability to follow instructions
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6
Q

Describe Terman

A
  • Introduced intelligence test n 1916; added 40 new items to make it suitable for American children
  • Tested over 1000 children
  • Believed test had be representational in order to test accurately
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7
Q

Describe Stern

A
  • In 1912 developed idea of intelligence quotient
  • Noted mental age appeared to be constant when compared to actual age
  • Formula for calculating mental age is IQ = mental age/chronological age x 100
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8
Q

Describe IQ

A
  • Score used to indicate person’s intelligence in relation to other’s the same age
  • IQ tests measure an individual’s probate performance in school and other similar settings
  • IQ tests measure performance but cannot explain performance
  • Score of 100 is mean score (50% of scores are above and 50% of scores are below)
  • Scores are distributed across a bell curve (normal distribution)
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9
Q

Describe the Eugenics Movement

A
  • Encouraged those with desirable traits to reproduce in order to pass on those traits
  • Those with undesirable traits were encouraged to not reproduce, some where even sterilised so they were unable to
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10
Q

Describe general intelligence

A
  • Spearman set in place most influential ideas in relation to intelligence testing
  • Concept based on mathematical research
  • Noted that a person results on a specific ability, it was often a predictor of their ability in other areas and skills
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11
Q

Describe Cattell and Horn

A

Crystallised Intelligence:

  • Ability to apply knowledge to prior learning
  • Dependent on gaining knowledge in school/life experiences
  • Memory plays a large role
  • General knowledge
  • Strong link to education and culture

Fluid Intelligence:

  • Logical thinking
  • Problem-solving
  • Knowledge is not taught
  • No direct link to prior knowledge
  • Includes deductive and inductive thinking
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12
Q

Describe Sternberg’s Theory of Successful Intelligence

A
  • Attempts to broaden the approach to definition and assessment of intelligence
  • Three domains of intelligence:
    1. Analytical
  • Analyisng, contrasting, evaluating information
  • Problem-solving, reasoning, thinking critically
  • Traditional intelligence tests
  1. Creative
    - Using imagination
    - Going beyond to create new ideas that are valuable and original
  2. Practical
    - Applying knowledge and skills to everyday life
    - Ability to adapt to everyday life by drawing on existing knowledge
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13
Q

Critiques of Sterberg

A
  • General intelligence is more widely accepted
  • More jargon than a well thought out theory
  • Criticised for practical intelligence; false distinction between practical and analytical intelligence
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14
Q

Describe Gardner’s Multiple Intelligences

A
  • Proposed there are 8 different kinds of intelligence
  • Each kind is independent from the others
  • We are all intelligent but in different ways; everyone has strengths and weaknesses in each kind
  • No kind of intelligence is better than the others
  1. Naturalitic
    - Loves animals, plants, nature
    - E.g. biologists, conservationists
  2. Linguistic
    - Excels in words and language
    - E.g. poets, writer
  3. Visual/Spatial
    - Excels in shapes, designs, graphics, visualisation
    - E.g. designer, engineer
  4. Musical
    - Excels in performing and composing musical pieces
    - E.g. singer, composer
  5. Interpersonal
    - Ability to organise people, group activities, social relationships
    - E.g. leaders, social workers
  6. Intrapersonal
    - Ability to understand inner feelings, have self-realisation, know about oneself
    - E.g. philosopher, clergy
  7. Logical
    - Excels in maths, logical thinking
    - E.g. bankers, accountants
  8. Kinaestetic
    - Excels in performing sports, body movements and physical activity
    - E.g. athletes, actors
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15
Q

Critiques of Gardner

A
  • General intelligence is most widely accepted
  • Argued that musical and kinaesthetic are more talents rather than intelligence
  • Lack of empirical evidence; which is why general theory dominates
  • Lack of tests to measure each kind of intelligence
  • 8 intelligences are a mix of cognitive and non-cognitive abilities
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16
Q

Describe modern intelligence testing

A

Includes:

  • Items assessing math ability
  • Items assessing vocabulary ability
  • Problem-based analogies
  • Problem-based spatial ability
  • Standardised tests establish normal distribution of scores
17
Q

Describe reliability

A
  • The ability to which a test produces consistent results
    1. Split-half reliability = dividing the test in two and assessing how reliable scores are
    2. Test-retest reliability = using same test on two different occasions to see if results are same
18
Q

How stable is IQ

A
  • Research suggests IQ remains consistent from early childhood

The Flynn Effect:

  • IQ tests always need to be restandardises to make sure the average score is always 100
  • IQ scores been rising over last 50yrs
  • Scores increase in children who view academic success as important, children who’s parents take interest in their education, children who have firm but moderate disciplinary procedures
  • Increase is believed to be due to increased pre-school attendence and children being made to be ‘test-wise’
19
Q

What are the influences on intelligence

A
  • Genetics
  • Family environment
  • Gender
  • Genotype-Environment interaction
  • Social environment
20
Q

Gender differences of intelligence

A
  • Similar average IQ scores; boys more likely to have extreme scores
  • Girls stronger in verbal fluency, writing and perceptional speed
  • Boys tend to be stronger in science, maths, problem-solving, visual-spatial processing
21
Q

How does schooling effect intelligence

A
  • School increases intelligence
  • Children of low socio-economic status and chidden of high socio-economic status have similar intelligence and have similar academic success
22
Q

How does poverty effect intelligence

A
  • The more time children spend in poverty, the lower their intelligence becomes
  • Children from lower class tend to score 10-15 IQ points lower than children from middle class
  • The greater the wealth gap is in a country, the greater the intelligence gap is