How Do IQ Scores at Age 11 Correlate with IQ

question 116

Multiple Choice

How do IQ scores at age 11 correlate with IQ scores at age 77?

• A) The research is inconclusive.
• B) The scores depend on ongoing environmental factors.
• C) They are highly positively correlated.
• D) They are moderately positively related.

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Definitions:

Expected Market Rate

The average rate of return anticipated by market participants, based on forecasts and historical trends.

Expected Rate of Return

The anticipated amount of profit or loss an investment generates, expressed as a percentage of the initial investment amount.

Covariance

A measure of the degree to which returns on two risky assets move in tandem. A positive covariance means that asset returns move together. A negative covariance means they vary inversely.