Mathematics, 07.07.2020 17:01, clickbaitdxl

a pollster wants to construct 95% confidence interval for the proportion of adults who believe that economic conditions are getting better. A gallup poll taken in July 2010 estimates this proportion to be 0.33. Using this estimate, what sample size is needed so that the confidence interval will have a margin of error of 0.016?

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a pollster wants to construct 95% confidence interval for the proportion of adults who believe that...