PSYC 1101 Lecture Notes - Lecture 1: Grey Matter, Job Performance
Document Summary
Correlations: school performance: . 50, years of education: . 55, income, job performance: . 50, juvenile offenses: -. 19, longevity: 1 sd lower: 79% less chance of survival to age 76; 33% more chance to die of cancer. Grey matter volume is inherited: mostly frontal (executive control), temporal (memory/language), so is neurotransmitter efficiency (met variant is more sensitive to dopamine, which translates to smarter) About 17% is left to the environment: schooling, special programs, diet, life (flynn effect) Flynn effect: each successive generation is smarter, about three points increase in iq every decade; example is that the raven test score distribution is becoming noticeably skewed left.
