An airline wants to estimate the proportion of business passengers on a new route from New York
Question:
An airline wants to estimate the proportion of business passengers on a new route from New York to San Francisco. A random sample of 347 passengers on this route is selected, and 201 are found to be business travelers. Give a 90% confidence interval for the proportion of business travelers on the airline's new route.
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Related Book For 
Complete Business Statistics
ISBN: 9780077239695
7th Edition
Authors: Amir Aczel, Jayavel Sounderpandian
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