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A poll is taken in which 339 out of 500 randomly selected voters indicated their preference for a certain candidate (a) Find a 99% confidence

A poll is taken in which 339 out of 500 randomly selected voters indicated their preference for a certain candidate
(a) Find a 99% confidence interval for p. .6241 ≤ p ≤ .7319
(b) Find the margin of error for this 99% confidence interval for p.

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