The table below describes the smoking habits of a group of a
The table below describes the smoking habits of a group of asthma sufferers.
Non-Smoker
Occasional Smoker
Regular Smoker
Heavy Smoker
Total
Men
431
50
71
49
601
Women
382
48
86
39
555
Total
813
98
157
88
1156
If one of the 1156 people is randomly selected, find the probability that the person is a man or a heavy smoker.
0.554
0.557
0.596
0.511
| Non-Smoker | Occasional Smoker | Regular Smoker | Heavy Smoker | Total | |
| Men | 431 | 50 | 71 | 49 | 601 |
| Women | 382 | 48 | 86 | 39 | 555 |
| Total | 813 | 98 | 157 | 88 | 1156 |
Solution
the person is a man =601
heavy smoker=88
P(e)=(601+88)/1156=0.596
Answer-C

