An ectopic pregnancy is one where gestation occurs outside the uterus. The condition is twice as likely for a female who smokes than for one who is a nonsmoker. If 35% of Adult females smoke, what percentage of ectopic pregnancies involve a female who smokes?

Respuesta :

Pr(E∣S)Pr(S)/Pr(E∣S)Pr(S)+0.5Pr(E∣S)(1−Pr(S)) =2Pr(S)/1+Pr(S)