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cmsx27 cmsx27
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6 years ago
A local health center noted that in a sample of 400 patients, 80 were referred to them by the local hospital.
 a. Provide a 95 confidence interval for all the patients who are referred to the health center by the hospital.
  b. What sample size would be required to estimate the proportion of all hospital referrals to the health center with a margin of error of .04 or less at 95 confidence?
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Replies
wrote...
6 years ago
a . .1608 to .2392
b. 385
cmsx27 Author
wrote...
6 years ago
Thanks again and again
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