Sales representatives at a cellular phone retailer sell a mean of = 200 and a standard
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Sales representatives at a cellular phone retailer sell a mean of μ = 200 and a standard deviation of σ = 50 smartphones per year. At the Rochester, New York, branch, n = 25 representatives sell M = 220. Compute the z-score for the Rochester branch.
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Related Book For
Essentials Of Statistics For The Behavioral Sciences
ISBN: 9780357365298
10th Edition
Authors: Frederick J Gravetter, Larry B. Wallnau, Lori Ann B. Forzano, James E. Witnauer
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