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A flu epidemic hits a large city. Each resident of the city is either sick, well, or a carrier. The proportion of people in each
A flu epidemic hits a large city. Each resident of the city is either sick, well, or a carrier. The proportion of people in each of the categories is expressed by the following table:
Category | 0-10 | 10-30 | Over 30 |
---|---|---|---|
Well | 0.7 | 0.7 | 0.6 |
Sick | 0.1 | 0.2 | 0.3 |
Carrier | 0.2 | 0.1 | 0.1 |
The population of the city is distributed by age and sex as follows:
Age | Male | Female |
---|---|---|
0-10 | 60,000 | 65,000 |
10-30 | 100,000 | 110,000 |
Over 30 | 200,000 | 230,000 |
(a) Compute(1 point)
(b) How many sick females are there? (1 point)
(c) How many male carriers are there? (1 point)
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