In a certain population 1 % of the people suffer from a particular disease
MATHEMATICS · Single correct · CBSE · Mathematics · Probability · Probability
Problem
In a certain population 1\% of the people suffer from a particular disease. A diagnostic test gives a positive result in 95\% of the cases when the disease is present and in 2\% of the cases when the disease is absent. What is the probability that a randomly chosen person from the population tests positive?
(a) 0.0095
(b) 0.0493
(c) 0.0293
(d) 0.0200