The owner of Maumee Ford-Volvo 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 the dealership during the last year.

Car		Age (years)		Selling Price ($000)
	1				9				8.1
	2				7				6.0
	3				11				3.6
	4				12				4.0
	5				8				5.0
	6				7				10.0
	7				8				7.6
	8				11				8.0
	9				10				8.0
	10				12				6.0
	11				6				8.6
	12				6				8.0

Click here for the Excel Data File a. Determine the standard error of estimate. (Round your answer to 3 decimal places.)

b. Determine the coefficient of determination. (Round your answer to 3 decimal places.)

c. Interpret the coefficient of determination. (Round your answer to the nearest whole number.)