The owner of Maumee Motors wants to study the relationship between the age of a car and its selling price. Listed below is a random sample of 12 used cars sold at Maumee Motors last year:

a. If we want to estimate selling price on the basis of the age of the car, which variable is the dependent variable, and which is the independent variable?b.?Draw a scatter diagram.c.?Determine the regression equation.d.?Estimate the selling price of a 10-year-old car.e. Interpret the regression equation.

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Car Age (years) Selling Price ($ thousands) Age (years) Selling Price ($ thousands) Car 9. $8.1 $7.6 8 7 6.0 8. 8.0 11 3. 3.6 11 10 8.0 4 4.0 10 6.0 12 12 11 5.0 6 6. 8.6 8.0 7 10.0 12