In: Statistics and Probability
Giving a test to a group of students, the grades and gender are
summarized below
A | B | C | Total | |
Male | 13 | 20 | 5 | 38 |
Female | 10 | 2 | 6 | 18 |
Total | 23 | 22 | 11 | 56 |
If one student is chosen at random,
Find the probability that the student was female:
Find the probability that the student was female AND got a
"A":
Find the probability that the student was male OR got an "B":
Find the probability that the student got a 'B' GIVEN they are female: