Find the probability of the event.
-A 10-question multiple choice test has 4 possible answers for each question. A student selects at least 6 correct answers.
A) .989
B).020
C) .118
D) .995

Question

Quizplus · Accepted Answer

The probability of guessing a correct answer is 0.25. Using the binomial probability formula, the probability of getting at least 6 correct answers out of 10 is very low, approximately 0.020.

Find the Probability of the Event