For Exercises 11.59 to 11.61, see page 568; for 11.62 and 11.63, see page 571; for 11.64 to 11.66, see pages 474575; for 11.67 and 11.68, see page 577; for 11.69 to 11.72, see page 580.

Question 11.60

11.60 Plot the residuals.

CASE 11.3 Obtain the residuals from the simple linear regression in the preceding example and plot them versus SqFt. Describe the plot. Does it suggest that the relationship might be curved?

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