Question: 15. For the data in question 13, if you wish the margin of error to be no more than 4%, what sample size would be

15. For the data in question 13, if you wish the margin of error to be no more than 4%, what sample size would be necessary ?13. A random sample of 5792 physicians in Colorado showed that 3139 provide some charity care. Find a 99% confidence interval for the proportion of all Colorado physicians who provide some charity care. K

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