Gce Model Questions Vol1 2020 Agricultural Science Question 35
Practice objective / multiple choice question 35 from the 2020 Gce Model Questions Vol1 Agricultural Science examination.
In a herd of 200 cattle, a contagious disease has a transmission probability per contact of \(\beta = 0.12\) and each animal makes on average 8 contacts per day. Infected animals recover at a rate \(\gamma = 0.05\) per day. (a) Calculate the basic reproduction number \(R_{0}\). (b) What is the minimum proportion of the herd that must be vaccinated to prevent an outbreak, and how many individual cattle does this correspond to (round up to the nearest whole animal)?
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About This Question
This is Gce Model Questions Vol1 2020 Agricultural Science Question 35. It is one of the objective questions from the 2020 Gce Model Questions Vol1 Agricultural Science examination.
Difficulty level: Medium .
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