The Percentage P of 6 to 11 Year Old Children

question 70

Essay

The percentage P of 6 to 11 year old children in the U.S. who are overweight may be modeled by the equation where t is years since 1980. What is the vertical intercept of this model? What does it mean for this application?

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Definitions:

U.S. Exports

Goods, services, and capital sent from the United States to other countries, contributing to the country's economy.

Net Capital Outflow

The difference between a country's savings and its domestic investments, representing the amount of money that flows out of the country to invest abroad minus the amount of money that flows into the country from foreign investors.

Net Exports

The value of a country's total exports minus its total imports; a measure of a nation's foreign trade balance.

Net Capital Outflow

The financial discrepancy between home country residents' investments in foreign lands and foreign investors' stakes in domestic assets.