Mathematics, 17.07.2021 19:30 gapaxton22

A political candidate has asked you to conduct a poll to determine what percentage of people support her. If the candidate only wants a 9% margin of error at a 90% confidence level, what size of sample is needed? When finding the z-value, round it to four decimal places.

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A political candidate has asked you to conduct a poll to determine what percentage of people support...

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