A medical test gives a positive result with probability when the person is infected…
MATHEMATICS · Single correct · CBSE · Mathematics · Probability · Probability
Problem
A medical test gives a positive result with probability 0.95 when the person is infected and with probability 0.02 when the person is not infected. In a population, the overall probability of a positive result is 0.0665. Determine the probability that a randomly chosen person is infected.
(a) 0.093
(b) 0.049
(c) 0.05
(d) 0.07