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From the Beginning of the Twentieth Century to Today, IQ

question 118

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From the beginning of the twentieth century to today, IQ scores continue to increase along with social conditions such that grandchildren consistently score higher than their grandparents. What do we call this trend?


Definitions:

Compounded Semiannually

Interest calculation method where the interest is added to the principal sum every six months, thereby earning interest on interest.

Promissory Note

A financial instrument in which one party (the maker) promises in writing to pay a determinate sum of money to the other (the payee), either at a fixed or determinable future time or on demand.

Missing Interest Rate

The not specified or unidentified rate of interest in a financial context.

Real Compound Rate of Return

The annual rate of return on an investment, adjusted for inflation, that compounds over time.

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