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Suppose We Know That for a Particular Population, the Proportion

Question 3

Multiple Choice

Suppose we know that for a particular population, the proportion of those age 65 and older who smoke is 0.21.We also know that the proportion of the same population who are younger than 65 and smoke is 0.10.What proportion of the population smokes?


A) 0.021
B) 0.31
C) 0.11
D) Need more information.

Correct Answer:

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