SOA Exam P Sample Question 24
Study guide: Exam P-1
A blood test indicates the presence of a particular disease 95% of the time when the disease is actually present. The same test indicates the presence of the disease 0.5% of the time when the disease is not actually present. One percent of the population actually has the disease.
Calculate the probability that a person actually has the disease given that the test indicates the presence of the disease.
- A) 0.324
- B) 0.657
- C) 0.945
- D) 0.950
- E) 0.995
Answer this question and see the worked solution