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A pollster wants to construct a 99.9% confidence interval for the proportion of adults who believe that economic conditions are getting better. A poll taken
A pollster wants to construct a 99.9% confidence interval for the proportion of adults who believe that economic conditions are getting better. A poll taken in July 2010 estimates this proportion to be 0.41. Estimate the sample size needed if no estimate of p is available
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Mathematical Applications for the Management Life and Social Sciences
Authors: Ronald J. Harshbarger, James J. Reynolds
11th edition
9781337032247, 9781305465183, 1305108043, 1337032247, 1305465180, 978-1305108042
