Question 15 In the below residual plot, which assumption(s) of regression is/are violated? Residuals vs Fitted 2 4 Residuals -20 880 049 8 88 08 o 0 810 300 -8 -6 -4 -2 0 2 4 6 Fitted values Linear relationship between X and Y Equal variance across levels of X Normality Residuals are independent

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Question 15
In the below residual plot, which assumption(s) of regression is/are violated?
Residuals vs Fitted
2
4
Residuals
-20
880
049
8
88
08
o
0
810 300
-8
-6
-4 -2 0 2
4
6
Fitted values
Linear relationship between X and Y
Equal variance across levels of X
Normality
Residuals are independent
Transcribed Image Text:Question 15 In the below residual plot, which assumption(s) of regression is/are violated? Residuals vs Fitted 2 4 Residuals -20 880 049 8 88 08 o 0 810 300 -8 -6 -4 -2 0 2 4 6 Fitted values Linear relationship between X and Y Equal variance across levels of X Normality Residuals are independent
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