Thursday, February 24, 2011

Intelligence

Intelligence Testing

Alfred Binet developed the first intelligence test in 1904 (for what purpose?)

Original formula for calculating IQ

(Why would this formula underestimate the intelligence of older children?)



Normal distribution – Bell-shaped curve describing the spread of a characteristic throughout a population

Normal range – Scores falling in (approximately) the middle two-thirds of a normal distribution



Mental retardation –Often conceived as representing the lower 2% of the IQ range

Giftedness –Often conceived as representing the upper 2% of the IQ range

Savant syndrome: can be seen in individuals who have a remarkable talent in one area, while often mentally slow in others

Spearman's "g" (general intelligence)

Sternberg's Triarchic Theory

  • Practical Intelligence
  • Logical Reasoning

  • Experiential Intelligence
Gardner's Multiple Intelligences


  • Linguistic

  • Logical-mathematical

  • Spacial

  • Musical

  • Bodily-kinesthetic

  • Interpersonal

  • Intrapersonal
Heritability – Amount of trait variation within a group that can be attributed to genetic differences

Eugenics: a philosophy and a political movement that encouraged biologically superior people to intervreed and sought to discourage biologically inferior people from having offspring

Black Intelligence Test of Cultural Homogeneity