The Honda Accord was named the best midsize car for resale value for by the Kelley Blue Book (Kelley Blue Book website). The file AutoResale contains mileage, age, and selling price for a sample of Honda Accords. Price Mileage Age
16998 35000 3
17599 16000 3
15998 42000 3
15998 61000 4
11599 102000 7
13998 109000 4
14998 60000 5
11599 88000 9
12599 58000 8
14998 27000 6
15998 32000 4
11599 95000 8
10499 123000 8
14599 54000 5

Required:
a. Estimate the selling price of a four-year-old Honda Accord with mileage of miles.
b. Develop a confidence interval for the selling price of a car with the data in part (a).
c. Develop a prediction interval for the selling price of a car with the data in part (a).