PSY 202 Lecture 2: Intelligence and IQ Testing Continued
Document Summary
Do differences in iq arise because of genetics or environment. It"s rather nature and nurture but which one plays a role. Degree to which variation in a trait (ex: iq shyness) stems from genetic differences among individuals. Substantial heritability: infant activity level, reading disabilities, schizophrenia, etc. How do we measure the influence of genetics vs. the environment. Family studies: comparing individuals in how genetically related they are. The more genetically similar they are, the more likely they are to share iq. Phenomenon that family members share similar genes and similar environment. Children from larger families have slightly lower iq than those from smaller families. Artificial cut off determines how much schooling (ex: dec 31, vs jan. People who do the extra year have a higher iq. Program launched in 60"s in the states to give children a from lower. Ses areas and give them a head start in learning.
