A transportation company wants to estimate the average length of time goods are in transit across the
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A transportation company wants to estimate the average length of time goods are in transit across the country. A random sample of 20 shipments gives x-bar = 2.6 days and s = 0.4 day. Give a 99% confidence interval for the average transit time.
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Related Book For
Complete Business Statistics
ISBN: 9780077239695
7th Edition
Authors: Amir Aczel, Jayavel Sounderpandian
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