A marketing manager wishes to estimate the proportion of customers who prefer a new packaging of a
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A marketing manager wishes to estimate the proportion of customers who prefer a new packaging of a product to the old. He guesses that 60% of the customers would prefer the new packaging. The manager wishes to estimate the proportion to within 2% with 90% confidence. What is the minimum required sample size?
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Related Book For
Complete Business Statistics
ISBN: 9780077239695
7th Edition
Authors: Amir Aczel, Jayavel Sounderpandian
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