For this problem, carry at least four digits after the decimal in your calculations. Answers may vary slightly due to rounding. A random sample of 5454 physicians in Colorado showed that 3197 provided at least some charity care (i.e., treated poor people at no cost). Find a 99% confidence interval for p. (Round your answers to three decimal places.) lower limit upper limit Give a brief explanation of
For this problem, carry at least four digits after the decimal in your calculations. Answers may vary slightly due to rounding. A random sample of 5454 physicians in Colorado showed that 3197 provided at least some charity care (i.e., treated poor people at no cost). Find a 99% confidence interval for p. (Round your answers to three decimal places.) lower limit upper limit Give a brief explanation of
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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For this problem, carry at least four digits after the decimal in your calculations. Answers may vary slightly due to rounding.
A random sample of 5454 physicians in Colorado showed that 3197 provided at least some charity care (i.e., treated poor people at no cost).
Find a 99% confidence interval for p. (Round your answers to three decimal places.)
lower limit | |
upper limit |
Give a brief explanation of the meaning of your answer in the context of this problem.
We are 1% confident that the true proportion of Colorado physicians providing at least some charity care falls within this interval.We are 1% confident that the true proportion of Colorado physicians providing at least some charity care falls above this interval. We are 99% confident that the true proportion of Colorado physicians providing at least some charity care falls outside this interval.We are 99% confident that the true proportion of Colorado physicians providing at least some charity care falls within this interval.
(c) Is the normal approximation to the binomial justified in this problem? Explain.
No; np < 5 and nq > 5.Yes; np > 5 and nq > 5. No; np > 5 and nq < 5.Yes; np < 5 and nq < 5.
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