The records of Midwestern university show that in one semester, 38% of the students failed mathematics, 27% of the students failed physics, and 9% of the students failed both math and physics.
If a student fails physics, the probability that he failed mathematics is 9/27 = 1/3
If a student fails mathematics the probability that he failed physics is 9/38.
The probability that a student fails both in math as well as physics is 9%.
See eNotes Ad-Free
Start your 48-hour free trial to get access to more than 30,000 additional guides and more than 350,000 Homework Help questions answered by our experts.
Already a member? Log in here.