A retailer that sells audio and video equipment accumulated 10,451 sales invoices during the previous year. The
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a. Find point estimates of and 95 percent confidence intervals for (1) m, the true mean sales amount per invoice for the 10,451 invoices, and (2) , the true total sales amount for last year.
b. What does the interval for say about the company’s claim that the true total sales were $ 6,384,675? Explain.
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Related Book For
Essentials Of Business Statistics
ISBN: 9780078020537
5th Edition
Authors: Bruce Bowerman, Richard Connell, Emily Murphree, Burdeane Or
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