Consider the following data that is listed in Exercise 12.15. (a) Estimate ? 2 using multiple regression
Question:
Consider the following data that is listed in Exercise 12.15.
(a) Estimate ?2 using multiple regression of y on x1 and x2.
(b) Compute predicted values, a 95% confidence; inter value for mean wear, and a 95% prediction interval for observed wear if x1?= 2 and x2 = 1000.
Transcribed Image Text:
* (oil viscosity) : (load) y (wear) 1.6 15.5 22.0 43.0 851 816 1058 1201 1357 1115 193 230 172 91 113 125 33.0 40.0
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Related Book For
Probability & Statistics For Engineers & Scientists
ISBN: 9780130415295
7th Edition
Authors: Ronald E. Walpole, Raymond H. Myers, Sharon L. Myers, Keying
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