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The following table shows the annual revenues (in millions of dollars) of a pharmaceutical company over the period 1990-2011.
The scatterplot indicates that the annual revenues have an increasing trend. Linear, exponential, quadratic, and cubic models were fit to the data starting with t = 1, and the following output was generated.
Which of the following is a linear trend equation?
Money Income
The complete sum of money earned by an individual or a household that includes earnings from work, salaries, and additional income sources.
Budget Line
A graphical depiction of all possible combinations of two goods that can be purchased with a given budget and prices.
Price Ratio
The ratio of the prices of two goods or services, often used in the context of trade or barter.
Elasticity of Demand
A measure of how responsive the quantity demanded is to a change in price, indicating how a product's demand will fluctuate with pricing changes.
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