Essay
Car Speed and Gas Mileage An economist wanted to analyze the relationship between the speed of a car ( x )and its gas mileage ( y ). As an experiment a car is operated at several different speeds and for each speed the gas mileage is measured. These data are shown below. 
{Car Speed and Gas Mileage Narrative} Calculate the coefficient of determination and interpret its value.
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R 2 = 0.95. This means that 95%...View Answer
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