IE 356.hw5.w10.Feb810

IE 356.hw5.w10.Feb810 - 1 . e. Find a 90% confidence...

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IE 356 HW# 5 1. Use the data in problem 10-6 (on pg. 414) of the text to answer the following questions. a. Fit a multiple linear regression model of the form y = β 0 + β 1 x 1 + β 2 x 2 + ε to the data. b. Test the model in part (a.) For significance of regression at α = 0.10. c. Find a 90% confidence interval on the parameter β 0 . d. Find a 90% confidence interval on the parameter
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Unformatted text preview: 1 . e. Find a 90% confidence interval on the parameter 2 . f. Use the extra sum of squares method to test if including the oil viscosity (x 1 ) significantly affects the wear of a bearing (y). Use = 0.10. g. Use the extra sum of squares method to test if including the load (x 2 ) significantly affects the wear of a bearing (y). Use = 0.10....
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