Question

Refer to the study described in Exercise 14.11. Use the residuals from the fitted model to answer the following questions.
a. Is there significant evidence that the residuals have a nonnormal distribution?
b. Is there significant evidence that the residuals do not have constant variances?
c. How could we assess whether or not the residuals are independently distributed?
In exercise


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  • CreatedNovember 21, 2015
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