Lecture 6 - Intelligence and life outcomes Flashcards

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1
Q

Do intelligence test scores predict educational success?

A
  • 1944 - intelligence tests widely used to select children at 11 years into an educational strand
  • intention was for the 11+ to be like an IQ test consisting of 3 papers: arithmetic, writing and general problem solving
  • mass cognitive testing still takes place
  • these are called CAT tests and are used for estimating students progress
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2
Q

What does psychometric intelligence at 11 years predict?

A
  • researchers found a high correlation (0.81) between CAT scores and GCSE scores
  • there were also sex differences - girls performed better in every topic apart from physics
  • girls and boys did not differ in g but girls scored higher on residual verbal factor
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3
Q

Intelligence and the workplace?

A
  • intelligence scores predict who will perform well in the workplace
  • people with lower IQ scores have poorer life outcomes
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4
Q

Why does some peoples intelligence age better than others?

A
  • Plassman looked at 150 studies looking at risks or protections against cognitive decline
  • found some evidence of risks:
    -> APOE gene
    -> smoking
    -> depression
    -> diabetes
  • found some evidence of protective factors:
    -> mediterranean diet
    -> eating vegetables
    -> professional occupations
    -> leisure activities
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5
Q

Scottish mental health surveys 1947?

A
  • of the 70,000 ish children tested 65,000 ish were traced via health records
  • found that as the intelligence test score at 11 becomes higher, the risk of death from this cause by age 79 lowers
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6
Q

Christiana Wraw?

A
  • reported that higher intelligence scores in youth were associated with lower risk of:
    -> high blood pressure
    -> diabetes
    -> lung disease
    -> heart failure
    -> stroke
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