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39 votes
39 votes
You want to obtain a sample to estimate a population proportion. At this point in time, you have no reasonable preliminary estimation for the population proportion. You would like to be 99% confident that you estimate is within 3.5% of the true population proportion. How large of a sample size is required?

User Mateusz Soltysik
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1 Answer

12 votes
12 votes

Solution : Given that, = 0.5 1 - = 0.5 margin of error

User Jankyz
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