A manufacturer produces a wash-down motor for the food service industry. The company manufactures the motors to
Question:
a. Use the sample data to estimate the least squares regression model.
b. Provide an interpretation of the regression coefficients.
c. Test the significance of the overall regression model using a significance level of 0.01.
d. The company has just received an order for 30 motors. Use the regression model developed in part a to estimate the cost of producing this particular order.
e. Referring to part d, what is the 90% confidence interval for an average cost of an order of 30 motors?
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Related Book For
Business Statistics A Decision Making Approach
ISBN: 9780133021844
9th Edition
Authors: David F. Groebner, Patrick W. Shannon, Phillip C. Fry
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