Statisticseasy · Past Paper
A box contains 5 red, 8 white and 4 green marbles. What is the probability that a marble drawn is not white?
A9/17
B8/17
C5/17
D1
✓ Correct Answer: A — 9/17
Total = 17. Not white = 5 + 4 = 9. 9/17.
Share this question
More from Statistics
- For a set of 11 observations arranged in descending order, which position is the median?
- In a class of 40 students, 25 passed in Math and 20 passed in Science. If 10 passed in both, what is the probability a student passed in Math only?
- A and B are independent events. If P(A) = 1/2 and P(B) = 1/2, what is P(A or B)?
- Two dice are thrown. What is the probability that the sum is less than 4?
- A and B are two events such that P(A)=0.3, P(B)=0.6 and P(A and B)=0.1. Find P(A or B).