Using the data of Exercise 12.5 on page 450 and the
Chapter 12, Problem 12.27(choose chapter or problem)
Using the data of Exercise 12.5 on page 450 and the estimate of 2 from Exercise 12.19, compute 95% condence intervals for the predicted response and the mean response when x1 = 75, x2 = 24, x3 = 90, and x4 = 98.
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