Which of the following is a reasonable estimate of the probability of lung cancer for a typical American adult?
A) The incidence of lung cancer among U.S.adults
B) The average number of U.S.adults who died from lung cancer in 2013
C) The relative frequency of lung cancer among U.S.adults
D) All of the above

Question

Quizplus · Accepted Answer

The relative frequency of lung cancer among U.S. adults is a reasonable estimate of the probability of lung cancer for a typical American adult because it represents the proportion of the population that has developed lung cancer. The incidence of lung cancer among U.S. adults and the average number of U.S. adults who died from lung cancer in 2013 may also provide information about the prevalence of lung cancer, but they do not directly indicate the probability of an individual developing the disease.

Which of the Following Is a Reasonable Estimate of the Probability