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A poll was conducted before an election for a seat in the Senate. There are two...

A poll was conducted before an election for a seat in the Senate. There are two candidates running: a Democrat and a Republican. The poll shows that 53 % of the voters favor the Democratic candidate, with a margin of error of 2.5 percentage points. Find the confidence interval. Should the Democratic candidate be confident that she will win? Explain.

Math   Statistics-And-Probability   
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Let p denote the point estimate for the favour of voters towards democratic candidate

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