A research company has been asked to determine the proportion of all restaurants in Western Australia that
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A research company has been asked to determine the proportion of all restaurants in Western Australia that serve alcoholic beverages. The company wants to be 98% confident of its results, but has no idea what the actual proportion is. It would like to report an error of no more than 0.05. How large a sample should the company take?
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ME 005 98 CI z 0...View the full answer
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Related Book For 
Business Analytics And Statistics
ISBN: 9780730363330
1st Edition
Authors: Ken Black, John Asafu Adjaye, Paul Burke, Nelson Perera, Carl Sherwood, Saleh A. Wasimi
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