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In January 2001, 7000 men aged 45–54 years joined a new health insurance plan and were offered a free health check; 1200 of the men were found to be overweight or obese. Ten years later the men were checked again, and 1100 men who were normal weight in 2001 were now overweight or obese, while 300 of those who were overweight or obese in 2001 had lost weight and were now in the normal range.   1. What was the prevalence of overweight and obesity in the men in January 2001?   2. What was the incidence of weight loss among overweight and obese men?

In January 2001, 7000 men aged 45–54 years joined a new health insurance plan and were offered a free health check; 1200 of the men were found to be overweight or obese. Ten years later the men were checked again, and 1100 men who were normal weight in 2001 were now overweight or obese, while 300 of those who were overweight or obese in 2001 had lost weight and were now in the normal range.   1. What was the prevalence of overweight and obesity in the men in January 2001?   2. What was the incidence of weight loss among overweight and obese men?

MATLAB: An Introduction with Applications
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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 In January 2001, 7000 men aged 45–54 years joined a new health insurance plan and were offered a free health check; 1200 of the men were found to be overweight or obese. Ten years later the men were checked again, and 1100 men who were normal weight in 2001 were now overweight or obese, while 300 of those who were overweight or obese in 2001 had lost weight and were now in the normal range.

 
1. What was the prevalence of overweight and obesity in the men in January 2001?
 
2. What was the incidence of weight loss among overweight and obese men?
 
 
 
 
 
 
 
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