In Problem 13.4 on page 531, the marketing manager used shelf space for pet food to predict
Question:
a. Construct a 95% confidence interval estimate of the mean weekly sales for all stores that have 8 feet of shelf space for pet food.
b. Construct a 95% prediction interval of the weekly sales of an individual store that has 8 feet of shelf space for pet food.
c. Explain the difference in the results in (a) and (b).
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Related Book For
Basic Business Statistics Concepts And Applications
ISBN: 9780132168380
12th Edition
Authors: Mark L. Berenson, David M. Levine, Timothy C. Krehbiel
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