It seems to you that fewer than half of people who are registered voters in the City of Madison do in fact vote when there is an election that is not for the president. You would like to know if this is true. You take an SRS of 200 registered voters in the City of Madison, and discover that 122 of them voted in the last non-presidential election. (a) How might a simple random sample have been gathered?
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It seems to you that fewer than half of people who are registered voters in the City of Madison do in fact vote when there is an election that is not for the president. You would like to know if this is true. You take an SRS of 200 registered voters in the City of Madison and discover that 122 of them voted in the last non-presidential election. (a) Construct an 80% confidence interval to estimate the proportion of registered voters in the City of Madison who vote in non-presidential elections.
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