Consider a 2nd-order response surface model that contains the linear, pure quadratic and cross product terms as
Question:
yi = β0 + β1x1i + β2x2i + β11x2 1i + β22x2 2i + β12x1ix2i + ϵi.
Fit the model above to the following data, and suggest any model editing that may be needed.
Transcribed Image Text:
x2 -1 -1 35.38 38.42 42.15 -1 -1 36.52 45.27 53.22 37.18 -1 48.25 55.07
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The fitted model is y 454878 40917x 1 68933x 2 22617x 2 1 ...View the full answer
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Related Book For
Essentials Of Probability And Statistics For Engineers And Scientists
ISBN: 9780321783738
1st Edition
Authors: Ronald E. Walpole, Raymond Myers, Sharon L. Myers, Keying E. Ye
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