Giving a test to a group of students, the grades and gender are summarized below
| |
A |
B |
C |
Total |
| Male |
12 |
5 |
4 |
21 |
| Female |
18 |
16 |
14 |
48 |
| Total |
30 |
21 |
18 |
69 |
If one student is chosen at random,
Find the probability that the student got an A:
Find the probability that the student was male AND got a "C":
Find the probability that the student was female OR got an "C":
[more..]
Enter your answer as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4)
Enter DNE for Does Not Exist, oo for Infinity
Enter your answer as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4)
Enter DNE for Does Not Exist, oo for Infinity
Enter your answer as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4)
Enter DNE for Does Not Exist, oo for Infinity