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Zappos is an online retailer based in Nevada and employs 1,300 employees. One of their competitors, Amazon.com, would like to test the hypothesis that the
- Zappos is an online retailer based in Nevada and employs 1,300 employees. One of their competitors, Amazon.com, would like to test the hypothesis that the average age of a Zappos employee is less than 36 years old. A random sample of 22 Zappos employees was found to have an average age of 33.9 years. The standard deviation for this sample was 4.1 years. Amazon would like to set = 0.025. The correct hypothesis statement for this hypothesis test would be
A. H0: = 33.9; H1: 33.9.
B. H0: = 36; H1: 36.
C. H0: 36; H1: > 36.
D. H0: 36; H1: < 36.
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Calculus
Authors: Laura Taalman, Peter Kohn
1st Edition
1464153035, 9781464153037
