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If we are given a 95% confidence interval estimating the proportion of patients at a hospital who have previously had covid as (0.630, 0.758),

If we are given a 95% confidence interval estimating the proportion of patients at a hospital who have previously had covid as (0.630, 0.758), what was the sample size used to create this confidence interval? (Hint: Write out the formula for the confidence interval, what is p... what other values do you need to solve to find n)?

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