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Un article trouvé pour ce sujet.
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Probability and smoking |
2005-04-24 |
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Sean pose la question :
20% of a certain population smoke. For smokers the probability of dieing of lung cancer is ten times what it is for non-smokers. Over all the probability of dying of lung cancer is .006. Find the probability for smokers and nonsmokers.
Chris Fisher lui répond. |
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