Question

In Problem 12.5 on page 424, you used the summated rating to predict the cost of a restaurant meal. Perform a residual analysis for these data (stored in Restaurants). Evaluate whether the assumptions of regression have been seriously violated.
In problem 12.5
Coefficients 
Standard Error 
t Stat 
P-value 
Lower 95% 
Upper 95% 
Intercept 
-46.7718 
8.6746 
-5.3918 
0.0000 
-63.9863 
-29.5573 
Summated Rating 
1.4963 
0.1379 
10.8524 
0.0000 
1.2227 
1.7699 


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  • CreatedJuly 16, 2015
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