The Table Below Describes the Smoking Habits of a Group

The table below describes the smoking habits of a group of asthma sufferers. $\begin{array}{r|cccc} &&Light &Heavy \\& \text { Nonsmoker } & \text { smoker } & \text { smoker } & \text { Total } \\\hline \text { Men } & 331 & 78 & 82 & 491 \\\text { Women } & 345 & 81 & 89 & 515 \\\text { Total } & 676 & 159 & 171 & 1006\end{array}$ What is the probability that a woman is a nonsmoker?

A) 0.343
B) 0.672
C) 0.512
D) 0.67
E) 0.51

Correct Answer:

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