Suppose that the waiting times for patients at a local hospital are normally distributed with known population standard deviation of 30 minutes. A random sample of 75 patients in the local hospital had a mea time of 90 minutes. Assume a 95% confidence interval for the population mean u. The margin of error of the 95% confidence interval is O a. 5.69 8.06
Suppose that the waiting times for patients at a local hospital are normally distributed with known population standard deviation of 30 minutes. A random sample of 75 patients in the local hospital had a mea time of 90 minutes. Assume a 95% confidence interval for the population mean u. The margin of error of the 95% confidence interval is O a. 5.69 8.06
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 13PPS
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