Question
How large a sample should be selected to provide a95% confidence interval with a margin of error of3? Assume that the population standard deviation is
How large a sample should be selected to provide a95% confidence interval with a margin of error of3? Assume that the population standard deviation is 20. Round your answer to next whole number.
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Essentials Of Statistics For Business And Economics
Authors: David Anderson, Thomas Williams, Dennis Sweeney, Jeffrey Cam
7th Edition
1305081595, 978-1305081598
