If a Study Concludes That Increases in Aerobic Exercise Are

question 58

Multiple Choice

If a study concludes that increases in aerobic exercise are correlated with increases in brain functioning in older adults, what can we assume to be true?

• A)The increased exercise caused an increase in brain functioning.
• B)The two variables are unrelated.
• C)The variables are positively related or correlated.
• D)The two variables are inversely or negatively correlated.

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Definitions:

Real GDP

The total value of all goods and services produced within a country, adjusted for inflation, reflecting the real quantity of goods and services.

Real GDP Per Capita

Real GDP divided by the population; the best measure of an economy’s standard of living.

U.S. Job Market

The labor market in the United States, encompassing the supply of labor and demand for workers.

Average Education

The mean level of formal schooling completed by a population, often used as an indicator of human capital in economic studies.