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16. The table below shows the incidence of heart disease among people who engage in different levels of alcohol consumption:
Less than 7 drinks per week |
7 drinks per week |
More than 7 drinks pw |
totals |
|
Heart Disease |
21 |
15 |
32 |
68 |
No Heart Disease |
119 |
125 |
115 |
359 |
totals |
140 |
140 |
147 |
427 |
Find the probability that one randomly selected subject has heart disease given that they drink more than 7 drinks per week.
0.218