Construct a residual plot based on the data below.
RESIDUALS
-10.5
xy
2
5 15.5
4 15 14.7
6 26 13.9
a
8 23 13.1
10 11 12.3
12 3
11.5
10
0.3
12.1
9.9
1.3
-8.5

b

S

с
10
-40
10.
11

12
P
13
14
15
16
10
0
-10

10
e
20