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9. According to the American Lung Association, 7% of the population has lung disease. Of these people having lung disease, 90% are smokers. Of those not having lung disease, 25% are nonsmokers. What are the chances that a smoker has lung disease? 10. Let A, B, and C be three events. Show by an example that if A is independent of B and A is independent of C, A is not necessarily independent of B UC.

9. According to the American Lung Association, 7% of the population has lung disease. Of these people having lung disease, 90% are smokers. Of those not having lung disease, 25% are nonsmokers. What are the chances that a smoker has lung disease? 10. Let A, B, and C be three events. Show by an example that if A is independent of B and A is independent of C, A is not necessarily independent of B UC.

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.8: Probabilities Of Disjoint And Overlapping Events
Problem 1C
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9. According to the American Lung Association, 7% of the population has lung disease. Of these people having lung disease, 90% are smokers. Of those not having lung disease, 25% are nonsmokers. What are the chances that a smoker has lung disease? 10. Let A, B, and C be three events. Show by an example that if A is independent of B and A is independent of C, A is not necessarily independent of B UC.
Transcribed Image Text:9. According to the American Lung Association, 7% of the population has lung disease. Of these people having lung disease, 90% are smokers. Of those not having lung disease, 25% are nonsmokers. What are the chances that a smoker has lung disease? 10. Let A, B, and C be three events. Show by an example that if A is independent of B and A is independent of C, A is not necessarily independent of B UC.
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