PSYC 102 Lecture Notes - Lecture 5: Robert Sternberg, Twin, Wechsler Adult Intelligence Scale
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PSYC 102 Full Course Notes
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Document Summary
History: sir francis galton (1822-1911, nature vs. nurture, darwin"s cousin - intelligence is hereditary, tried to link intelligence w/ sensorimeter process, father of modern intelligence test, poor marks does not equal stupid child, alfred binet (1857-1911) c. i. Lewis terman (1877-1956: adopted binet"s items. Intelligence is set, what you have is it: stanford-binet intelligence test used it for nature argument, proponent for forced sterilization i. Iq = mental age/chronological age x 100 a: people get dumber and dumber, applied to people up to 14, wechsler adult intelligence scale (wais-iv) David wechsler (1896-1981: william stern, galton and terman. Intelligence is stable a: used to breed super intelligent people. Binet and wechsler a: can improve. Intelligence is fluid: most widely used test - gives overall iq score ii. Iq tests need to be standardized -> normal distribution. Extent to which intelligence test score variation can be attributed to genetic variation. Twin studies: monozygotic twins, dizygotic twins, share 100% genetics, share 50% genetics.
