# Question

A nationwide poll claims that the margin of error is no more than 4.3 percentage points for questions asked of half the sample.

a. Verify this claim in a particular case by computing the t table value times the standard error of the binomial fraction p for the case of a candidate having 46% of the 553 registered women voters in favor.

b. Find the 95% confidence interval for the percentage of registered women voters who favor the candidate as indicated in part a.

a. Verify this claim in a particular case by computing the t table value times the standard error of the binomial fraction p for the case of a candidate having 46% of the 553 registered women voters in favor.

b. Find the 95% confidence interval for the percentage of registered women voters who favor the candidate as indicated in part a.

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