Consider the patient satisfaction survey data in Exercise 6-19 (a) Estimate the mean satisfaction given that age

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Consider the patient satisfaction survey data in Exercise 6-19

(a) Estimate the mean satisfaction given that age  24, severity

 38, Surg-Med  0, and anxiety  2.8.

(b) Compute a 95% CI on this mean response.

(c) Compute a 95% PI on a future observation at the same values of the regressors.

(d) What do you notice about the relative size of these two intervals?

Which is wider and why?

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Engineering Statistics

ISBN: 9780471388791

2nd Edition

Authors: Douglas C. Montgomery, George C. Runger, Norma F. Hubele

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