1. An automobile manufacturing company wanted to investigate how the price of one of it’s car models depreciates with age. The research department at the company took a sample of 8 cars of this model and collected the following information on the ages (x, in years) and prices (y, in hundreds of pesos) of these cars as shown:

Age, x

8

3

7

9

2

5

4

6

Price, y

18

95

55

24

140

40

38

99

Find the estimated price of a 15 year old car