A pollster wants to construct a 99.9% confidence interval for the proportion of adults who believe that

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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 in July 2010 estimates this proportion to be 0.41. Estimate the sample size needed if no estimate of p is available

Posted Date: May 19, 2024 05:18 AM

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A pollster wants to construct a 99.9% confidence interval for the proportion of adults who believe that

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