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

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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