Ask your own question, for FREE!
Mathematics 20 Online
OpenStudy (anonymous):

Several years ago a poll conducted in the United States, asked, "Do you favor or oppose the legalization of marijuana?" In the nationwide poll of 1074 adults, 20% said that they favored legalization. The margin of error was given as 4.0%. (a) Find a 95% confidence interval estimate of the percentage of American adults who favored the legalization of marijuana at the time of the poll.

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!