: Depreciation of a Car

This data represents the age (in years) of a car vs. the value of that car (in dollars).

Age (yrs)	Value ($) 6300
4
0	10000
1	9100
2	7000
4	5800
5	5700
5	4500
7	4500
7	4200
8	4100
9	3100
6	5000
7	4700
10	2100
11	2500
12	2200
10	3400
1	8700
2	7800
6	6800

1. What is the value of the correlation coefficient?
2. Does the correlation coefficient confirm the strength (weak or strong) and direction (positive or negative) you from your scatterplot in Part 1? Describe how you know.
3. Interpret the meaning of the coefficient of determination, r², within the context of your data.