On a multiple choice test, each question has five answers, only one of which is
ID: 2928077 • Letter: O
Question
On a multiple choice test, each question has five answers, only one of which is correct. A student makes random guessing on questions 1, 2, and 3. What is the probability that all three answers are correct?3/5 1/5 1/15 1/25 On a multiple choice test, each question has five answers, only one of which is correct. A student makes random guessing on questions 1, 2, and 3. What is the probability that all three answers are correct?
3/5 1/5 1/15 1/25 What is the probability that all three answers are correct?
3/5 1/5 1/15 1/25
Explanation / Answer
P(all the three answers are correct) = 1/5 * 1/5 * 1/5 = 1/125