Question: For the poll described in Exercise 1, we see that 43% of 21,944 people polled answered yes to the given question. Given that 43% is

For the poll described in Exercise 1, we see that 43% of 21,944 people polled answered “yes” to the given question. Given that 43% is the best estimate of the population percentage, why would we need a confidence interval? That is, what additional information does the confidence interval provide?

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