Consider the following data reflecting lengths of stay in the hospital (recorded in days) and total charge (in R1000) for six patients undergoing a minor surgical procedure: Length of Stay 5 9 10 12 15 7 Total charge 6 5 7.2 8 9.4 7.9
Consider the following data reflecting lengths of stay in the hospital (recorded in days) and total charge (in R1000) for six patients undergoing a minor surgical procedure: Length of Stay 5 9 10 12 15 7 Total charge 6 5 7.2 8 9.4 7.9
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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(d) Estimate the total charge for an individual who stays 11 days in the hospital. (3 decimals)
(e) Suppose we compare two patients and one stays 3 days longer in the hospital than the other.
What is the expected difference in total charges between these patients?
Suppose the sample
correlation between the length of stay and the total charge? Run the appropriate test at ? = 0.05.
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