Concerning pet food sales, the marketing manager used shelf space for pet food to predict weekly sales.
Question:
a. Is it necessary to compute the Durbin-Watson statistic in this case? Explain.
b. Under what circumstances is it necessary to compute the Durbin-Watson statistic before proceeding with the least-squares method of regression analysis?
For information: Problem 13.4
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Related Book For
Statistics For Managers Using Microsoft Excel
ISBN: 772
7th Edition
Authors: David M. Levine, David F. Stephan, Kathryn A. Szabat
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