SOA Exam P Sample Question 21
Study guide: Exam P-1
A health study tracked a group of persons for five years. At the beginning of the study, 20% were classified as heavy smokers, 30% as light smokers, and 50% as nonsmokers.
Results of the study showed that light smokers were twice as likely as nonsmokers to die during the five-year study, but only half as likely as heavy smokers.
A randomly selected participant from the study died during the five-year period.
Calculate the probability that the participant was a heavy smoker.
- A) 0.20
- B) 0.25
- C) 0.35
- D) 0.42
- E) 0.57
Answer this question and see the worked solution