Find the probability that a British nurse selected at random in 1851 would be 60 years of age or older. (Round your answer to three decimal places.) Compute the expected age ? of a British nurse contemporary to Florence Nightingale. (Round your answer to two decimal places.) yr Compute the standard deviation ? for ages of nurses shown in the distribution. (Round your answer to two decimal places.)
Find the probability that a British nurse selected at random in 1851 would be 60 years of age or older. (Round your answer to three decimal places.) Compute the expected age ? of a British nurse contemporary to Florence Nightingale. (Round your answer to two decimal places.) yr Compute the standard deviation ? for ages of nurses shown in the distribution. (Round your answer to two decimal places.)
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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Question
What was the age distribution of nurses in Great Britain at the time of Florence Nightingale? Suppose we have the following information. Note: In 1851 there were 25,466 nurses in Great Britain.
| Age |
20-29 | 30-39 | 40-49 | 50-59 | 60-69 | 70-79 | 80+ |
| Midpoint x | 24.5 | 34.5 | 44.5 | 54.5 | 64.5 | 74.5 | 84.5 |
| Percent of nurses | 5.3% | 9.1% | 19.8% | 29.4% | 25.1% | 9.3% | 2.0% |
Find the probability that a British nurse selected at random in 1851 would be 60 years of age or older. (Round your answer to three decimal places.)
Compute the expected age ? of a British nurse contemporary to Florence Nightingale. (Round your answer to two decimal places.)
yr
Compute the standard deviation ? for ages of nurses shown in the distribution. (Round your answer to two decimal places.)
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