Question:
(a) A poll taken in July 2010 estimates this proportion to
Last updated: 8/4/2022
![(a) A poll taken in July 2010 estimates this proportion to](https://media.kunduz.com/media/sug-question/raw/84842773-1659618724.4958508.jpeg?h=512)
(a) A poll taken in July 2010 estimates this proportion to be 0.32. Using this estimate, what sample size is needed so that the confidence interval will have a margin of error of 0.02? A sample of __ adults is needed to obtain an 80% confidence interval with a margin of error of 0.02.