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Statistics and probability
We have the following data
| Grades | TOTAL | ||||
| Low | medium | High | |||
| Gender | Male | 5 | 8 | 2 | 15 |
| Female | 3 | 4 | 3 | 10 | |
| TOTAL | 8 | 12 | 5 | 25 | |
If we pick a person randomly
-
- What is the probability that he will be male?
- What is the probability that he will have high grade?
- Knowing the person is female, what is the probability that her grade will be medium?
- What is the probability of being female or having high grade?
