Gce Model Questions Vol1 2017 Agricultural Science Question 39

Practice objective / multiple choice question 39 from the 2017 Gce Model Questions Vol1 Agricultural Science examination.

Gce Model Questions Vol1 2017 Agricultural Science Objective / Multiple Choice Medium Difficulty
Question 39 GCE_MODEL_QUESTIONS_VOL1 • 2017 • AGRICULTURAL_SCIENCE • objective

In a herd of cattle, each infected animal contacts on average 3 other animals per day. The probability of transmission per contact is 0.04 and the infectious period lasts 12 days. Calculate the critical proportion of the herd that must be vaccinated to prevent an outbreak (use \(p_c = 1-\frac{1}{R_0}\)).

Answer Options

Correct Answer A. 30.6
B. 42.0
C. 24.5
D. 36.8
Correct Answer
A
Correct Option:
30.6

About This Question

This is Gce Model Questions Vol1 2017 Agricultural Science Question 39. It is one of the objective questions from the 2017 Gce Model Questions Vol1 Agricultural Science examination.

Difficulty level: Medium .

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