PSY 100 Lecture Notes - Lecture 19: Psy, Twin Study, Fluid And Crystallized Intelligence

• School: University of Kentucky
• Department: Psychology
• Course: PSY 100
• Professor: Jonathan M Golding

Document Summary

Intelligence test performance: one of the major foci of the nature-nurture debate: nature what you"re born with (innate, nurture environment, since testing began, the view that intelligence was due to genetics received strong support. It is generally constant: twin studies, compare identical twins (same egg) with fraternal twins (different eggs) If intelligence is primarily due to genetics, identical twins should have a higher (stronger) correlation that fraternal. Identical twins reared together: . 86: fraternal twins reared together: . 60, adoptive children studies.