A student answers a multiple-choice question by guessing. Probability of success is 1/4. In 3 independent questions, probability of getting all correct is:
A student answers a multiple-choice question by guessing. Probability of success is 1/4. In 3 independent questions, probability of getting all correct is:
- A. 1/64
- B. 3/64
- C. 9/64
- D. 27/64
Answer: A) 1/64
Explanation: (1/4)³=1/64.
0 Answers
Log in to post your own answer or join the discussion.
No comments yet — start the discussion.