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Mathematics, 20.09.2019 04:30 tajanaewilliams77
Suppose that in a certain population of married couples, 30% of the husbands smoke, 20% of the wives smoke, and in 8% of the couples both the husband and the wife smoke. is the smoking status (smoker or non-smoker) of the husband independent of that of the wife? why or why not?
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Suppose that in a certain population of married couples, 30% of the husbands smoke, 20% of the wives...
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