A random sample of 48 days taken at a large hospital shows that an average of 38 patients was treated in the emergency room(ER) per day. The standard deviation of the population is 4. Find a 95 % confidence interval of the mean number of emergency patients treated each day at the hospital.

A First Course in Probability (10th Edition)
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ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
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Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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  1. A random sample of 48 days taken at a large hospital shows that an average of 38 patients was treated in the emergency room(ER) per day. The standard deviation of the population is 4. Find a 95 % confidence interval of the mean number of emergency patients treated each day at the hospital.

 

 

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