PSYCH 3GG3 Chapter Notes - Chapter 4: Factor Analysis, Twin Study, Habituation
22 Oct 2017
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What is the fallacy of exclusive determinism? : describes our tendency to identify a single cause of an event. What does the heritability statistic not tell you: does not say how malleable a trait is or whether that traits is unchangeably determined . What was his rst attempt at heritability targeted at: galton, eminence > well respected british people of the day; likely to be related. What would it later become: the statistic known as correlation, then modi ed into heritability. Populations or individuals: applies to populations, never individuals. What"s the formula for heritability: heritability = (variance due to variance in genes)/(all variance) or v(genes)/v(genes)+v(environment)+v(g*e) Can you measure heritability without variance: pffttt nah fam. Does shared environment make people more alike: no; people from same and diff. households differ the same amount. What parts of the non-shared environment affect people/make them different: gender, birth order > increased diff. between family, age of parents, parents income.
