A sample of 100 patients at a local hospital was selected and the length of stay (LOS) in days of each was recorded. The boxplot below displays the distribution of these hospital stays. Boxplot of LOS 8 10 12 14. 16 18 LOS Which of the following statements must be false? (A) The distribution of length of stay is likely right-skewed. (B) Half of the patients had stays lasting 4 days or less. (C) About 25% of the patients had stays lasting 2 days or less. (D) The mean length of stay is greater than 4 days. (E) The 75th percentile is 11 days.
A sample of 100 patients at a local hospital was selected and the length of stay (LOS) in days of each was recorded. The boxplot below displays the distribution of these hospital stays. Boxplot of LOS 8 10 12 14. 16 18 LOS Which of the following statements must be false? (A) The distribution of length of stay is likely right-skewed. (B) Half of the patients had stays lasting 4 days or less. (C) About 25% of the patients had stays lasting 2 days or less. (D) The mean length of stay is greater than 4 days. (E) The 75th percentile is 11 days.
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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
Transcribed Image Text:A sample of 100 patients at a local hospital was selected and the length of stay (LOS) in days of each
was recorded. The boxplot below displays the distribution of these hospital stays.
Boxplot of LOS
8
10
12
14.
16
18
LOS
Which of the following statements must be false?
(A) The distribution of length of stay is likely right-skewed.
(B) Half of the patients had stays lasting 4 days or less.
(C) About 25% of the patients had stays lasting 2 days or less.
(D) The mean length of stay is greater than 4 days.
(E) The 75th percentile is 11 days.
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