ch5_09_24_09

ch5_09_24_09 - Chapter 5 Nature, Nurture, and Human...

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Nature, Nurture, and Human Development Chapter 5
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Story of Jim(s) Claims on p. 156 about Jim Lewis and Jim Springer Both married a Linda, then Betty. Both named a son James Al(l)an Both had dogs named Toy Both like Miller Lite . Exciting evidence for identical traits?
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Genetic Principles Heritability The concept of heritability helps us to rephrase the question to make it more useful. Does a difference in behavior or outcome depend more on differences in genetic make-up or differences in environment? Heritability is an estimate of the variance in a population that is due solely to heredity . If we could somehow make the environment the same for all individuals, the differences we would see would then be attributable to genetic differences. 4
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Genetic Principles Heritability Heritability is measured from 0 to 1. 0 means that almost none of the variance in the trait in due to heredity – what religion a person practices has no basis in heredity. 1 signifies that variance in the trait is due entirely to
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This note was uploaded on 02/22/2010 for the course PSY 22518 taught by Professor Dr.chrismayhorn during the Fall '09 term at N.C. State.

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ch5_09_24_09 - Chapter 5 Nature, Nurture, and Human...

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