Question: The state of New Jersey would like to estimate the

The state of New Jersey would like to estimate the proportion of voters who intend to participate in the upcoming statewide elections. A pilot sample of 50 voters found that 36 of them intended to vote in the election. Determine the additional number of voters that need to be sampled to construct a 95% interval with a margin of error equal to 0.05 to estimate the proportion. Verify your result using PHStat.

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  • CreatedJuly 17, 2015
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