Figure 2.1

1
FAT
WEIGHT
Figure 2.1
2
Y
Positive deviation
X
Negative deviation
Figure 2.2a
3
Y
Residual deviation
X
Figure 2.2b
4
Y
X
Figure 2.2c
5
Y
X
Figure 2.2d
6
Y
F3 F2 F1 F0
X
Figure 2.3
7
Y
M
F1 b0.4
F3 b1.3
F0 b0
F2 b0.8
Figure 2.4
8
Y
M
F
F1
F3
F0
F2
Figure 2.5
9
Figure 2.6
10
VOLUME
HEIGHT
Figure 2.7
11
Y
Uncertainty increases further away from the
centre of the data set
X
Figure 2.8
12
SEED WEIGHT
PLANT DENSITY
Figure 2.9
13
MATH SCORE
ESSAY SCORE
Figure 2.10
14
SPECIES 2
SPECIES 1
Figure 2.11
15
SEED WEIGHT
PLANT DENSITY
Figure 2.12
16
Y
An influential outlier pulls the line down
X
Figure 2.13
17
VOLUME
Vertical deviations minimised
HEIGHT
Figure 2.14 a
18
VOLUME
Horizontal deviations minimised
HEIGHT
Figure 2.14 b
19
FAT
WEIGHT
Exercises