____ indicates how much of the variation among measures (e.g. ,test scores)is attributed to genetic influences.

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Heritability is a measure that estimates how much of the variation in a trait (such as intelligence or personality) can be attributed to genetic factors. It is usually expressed as a percentage, and indicates the extent to which genes play a role in the outcome of the trait being measured. Nurture refers to the environmental factors that shape development, while the preparedness continuum is a theory about the degree to which an organism is prepared to learn certain things. The correlation coefficient (r) measures the strength and direction of the relationship between two variables, but doesn't specifically speak to heritability.

____ Indicates How Much of the Variation Among Measures (E