Suppose That the Heritability Coefficient of Intelligence Is Roughly 0

question 111

Multiple Choice

Suppose that the heritability coefficient of intelligence is roughly 0.5.This means that:

• A)50% of intelligence is due to genetics,and 50% is due to environmental factors.
• B)50% of intelligence is due to genetics,and 50% is due to unspecified factors.
• C)intelligence is completely determined by genes in 50% of the population.
• D)about 50% of the variability in intelligence scores can be explained by genetic differences.

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Definitions:

Moral Obligation

A duty which one owes, and which one ought to perform, but which he is not legally bound to fulfill.

Rawlsian Justice

A theory of distributional justice that concludes that the social contract emerging from the “original position” would call for an income distribution that would maximize the well-being of the worst-off member of society.

Risk Averse

A preference for avoiding loss over making a gain.

Marginal Utility

The extra pleasure or benefit gained from using one more unit of a product or service.