Use the residual plot to analyze the result of the correlation. Residual
18,000
16,000-
14,000
12,000-
10,000
8,000 -
6.000
4,000
2,000
0
-2,000
-4,000
-6,000
-8,000
-10,000
-12,000
-14,000
-16,000
-18,000
1
2
3
T
8
4
5
6
7
9
6.
O.
This is a good model because the residual plot is not an obvious pattern and does not become thicker toward one of the en
This is not a good model because the residual plot has an obvious pattern.
O
This is not a good model because the residual plot becomes thicker on one end.