an auto manufacturing company wanted to investigate how the price of one of its car models depreciates with age. the research department at the company took a sample of eight cars of this model and collected the following information on ages (in years) and prices (in hundred of dollars) of these cars age: 8,3,6,9,2,5,6,3 Price: 45,210,100,33,267,134,109,235, construct a scatter diagram for these data, does the scatter diagram exhibit a linear relationship between ages and prices of car?

b, find the regression line with price as the dependent variable and age as the dependent variable.

c. predict the price of a 7 year old car of this model

d, estimate the price of an 18 year old car of this model. comment on this finding