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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?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 21PPS
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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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