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QUESTION 4 Public health officials are trying to prevent an epidemic spread of a

ID: 239611 • Letter: Q

Question

QUESTION 4 Public health officials are trying to prevent an epidemic spread of a hypothetical disease, Derpies. The transmission coefficient of this disease is 0.0013 while the combined death and recovery rate is 2.67. Derpies has been detected at low levels in a population of 10,000 people and officials are planning a vaccination program to prevent the spread; how many people need to be vaccinated, approximately, to keep the spread from occurring? 1,000 2.000 8,000 10,000 None; the disease is already not likely to spread.

Explanation / Answer

2000 members can be vaccinated .

As it is an hypothetic disease and the transmission rate is 0.0013