4. Suppose the number of patients seen in Nash General's Emergency Room each day varies normally with mean . Suppose you select a sample of 30 days and find the average number of patients seen in the ER on those days to be 32 with a sample standard deviation of 5. Give a 90% confidence interval for the mean number of patients μ seen per day. b. State the margin of error for the 90% confidence interval you found in part a. a.
4. Suppose the number of patients seen in Nash General's Emergency Room each day varies normally with mean . Suppose you select a sample of 30 days and find the average number of patients seen in the ER on those days to be 32 with a sample standard deviation of 5. Give a 90% confidence interval for the mean number of patients μ seen per day. b. State the margin of error for the 90% confidence interval you found in part a. a.
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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Step 1: Given information.
The number of patients in the emergency room each day varies normally with mean .
The sample size is .
The sample mean is .
The sample standard deviation is .
The confidence level is .
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