How statistic indicate lung and smoking are not independent

Reference no: EM131417840

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?

Reference no: EM131417840

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