Let F be the event that a student is enrolled in afinance course,and let S be the event that a student is enrolled in a statistics course. It is known that 40% of all students are enrolled in a finance course and 35% of all students are enrolled in statistics. Included in these numbers are 15% who are enrolled in both statistics and finance. Find the probability that a student is in finance and is also in statistics.
A) 0.15
B) 0.70
C) 0.55
D) 0.12
E) 0.60

Question

Quizplus · Accepted Answer

P(F and S) = P(F) + P(S) - P(F or S)= 0.40 + 0.35 - 0.15= 0.60

Let F Be the Event That a Student Is Enrolled