Does the weight of a vehicle affect the gas mileage? The following random sample was collected where
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If a vehicle weighs 2200 pounds (22 in hundreds), what does the least-squares line predict for themiles per gallon?
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x (100 lbs) y (mpg) 26 35 29 39 20 22.0 16.1 18.8 15.7 23.4
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