suppose 60% of the people subscribe to newspaper a, 40% to newspaper b, and 30%
ID: 3128910 • Letter: S
Question
suppose 60% of the people subscribe to newspaper a, 40% to newspaper b, and 30% to both. if we pick a person at random who subscribes to at least one newspaper, what is the probability that she subscribes to newspaper a.suppose 60% of the people subscribe to newspaper a, 40% to newspaper b, and 30% to both. if we pick a person at random who subscribes to at least one newspaper, what is the probability that she subscribes to newspaper a.
suppose 60% of the people subscribe to newspaper a, 40% to newspaper b, and 30% to both. if we pick a person at random who subscribes to at least one newspaper, what is the probability that she subscribes to newspaper a.
Explanation / Answer
P( she subscribes to newspaper a | she subscribes to at least one newspaper)
= P( she subscribes to newspaper a)/P( she subscribes for at least one)
= 0.6/(0.6 + 0.4 - 0.3)
= 0.8571
Related Questions
Navigate
Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.