(Answered) Question lungs and smoke again based on the statistics in

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Question: Lungs and smoke, again. Based on the statistics in Exercise, what's the probability that someone with the lung condition was a smoker?

Exercise: Lungs and smoke. Suppose that 23% of adults smoke cigarettes. It's known that 57% of smokers and 13% of nonsmokers develop a certain lung condition by age 60.

a) Explain how these statistics indicate that lung condition and smoking are not independent.

b) What's the probability that a randomly selected 60-year-old has this lung condition?

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