- Conduct residual analysis for the best fitted model. Comment on the normality assumption and constant error variances . Comment this 4 graph

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8- Conduct residual analysis for the best fitted model. Comment on the normality assumption and constant error variances . Comment this 4 graph
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Mailings
Review
View
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Tell me what you want to do
Calibri (Body)
-A A
三,,
11
Aa -
T 21 T
AaBbCcDc AaBbCcDc AABBC AaBl
Painter
BIU- abe x, x*
A - a A
而,
T Normal
T No Spac... Heading 1
Heac
Font
Paragraph
Styles
Income Residual Plot
20
1000
1500
-20
y = -0.0155x + 8.6249
-40
Income
Family Size(X) Residual Plot
Hitit:
20
12
-20
y = -1.9696x + 9.7991
-40
Family Size
Residuals
Residuals
Transcribed Image Text:Layout Rererences Mailings Review View Help Tell me what you want to do Calibri (Body) -A A 三,, 11 Aa - T 21 T AaBbCcDc AaBbCcDc AABBC AaBl Painter BIU- abe x, x* A - a A 而, T Normal T No Spac... Heading 1 Heac Font Paragraph Styles Income Residual Plot 20 1000 1500 -20 y = -0.0155x + 8.6249 -40 Income Family Size(X) Residual Plot Hitit: 20 12 -20 y = -1.9696x + 9.7991 -40 Family Size Residuals Residuals
Calibri (Body)
11
- A A
Aa -
AaBbCcDc AaBbCcDc AaBbC AaBbCcC A
B I
U abc X, x
A A-
T Normal
T No Spac. Heading 1
Heading 2
Font
Paragraph
Styles
Highest Degree Residual
Plot
40
20
-20
8
y = -5.2701x + 10.759
Highest Degree
-40
Normal Probability Plot
400
y = 1.5735x + 32.553
300
200
100
20
40
60
80
100
120
Sample Percentile
English (United States)
Food Expenses (Y)
Residuals
Transcribed Image Text:Calibri (Body) 11 - A A Aa - AaBbCcDc AaBbCcDc AaBbC AaBbCcC A B I U abc X, x A A- T Normal T No Spac. Heading 1 Heading 2 Font Paragraph Styles Highest Degree Residual Plot 40 20 -20 8 y = -5.2701x + 10.759 Highest Degree -40 Normal Probability Plot 400 y = 1.5735x + 32.553 300 200 100 20 40 60 80 100 120 Sample Percentile English (United States) Food Expenses (Y) Residuals
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