| Tag | Value |
|---|---|
| file | Probability_uva-conditional-probability-946-en_uva-conditional-probability-946-en |
| name | uva-conditional-probability-946-en |
| section | Probability/Elementary Probability/Conditional probability |
| type | num |
| solution | 0.02 |
| tolerance | 0 |
| Type | Calculation |
| Language | English |
| Level | Statistical Literacy |
| IRT-Difficulty | 2 |
| p-value | 0.5905 |
In a class there are 50 students. Each time, the teacher randomly chooses one student to answer one question and then the teacher puts the chosen name not back. There are a total of three questions. What is then the probability that Marja is chosen to answer the first question? (Give your answer in the form of a fraction: X/Y).
The correct answer is: 0.02