Disco Fever is randomly found in one half of one percent of the general population.Testing a swatch of clothing for the presence of polyester is 99% effective in detecting the presence of this disease.The test also yields a false-positive in 4% of the cases where the disease is not present.What is the probability that the test result comes back positive if the disease is present?
A)0.8894
B)0.9500
C)0.9600
D)0.9900

Question

Quizplus · Accepted Answer

The probability of a positive test result given the presence of the disease is the sensitivity of the test, which is 99%.

Disco Fever Is Randomly Found in One Half of One