Homework Help: math

Posted by Sarah on Thursday, September 2, 2010 at 4:13pm.

Choose the one alternative that best completes the statement or answers the question. Find the probability. The table describes the smoking habits of a group of asthma sufferers.
|Non|Light|Heavy|Total
Men| 311| 82 | 74 |467
Women| 329| 68 | 60 |457
Total| 640|150 |130 |924
If a woman is randomly selected, find the probability that she is a nonsmoker.

math - PsyDAG, Friday, September 3, 2010 at 11:25am
The number in the women, nonsmoker cell divided by the grand total.

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