# A biology quiz consists of 14 multiple-choice questions. Nine must be answered correctly to receive a passing grade. If each question has 4 possible answers,what is the probability that a student who guesses at random will pass?

##### 3 Answers

Dec 2, 2017

0.0022

#### Explanation:

Dec 2, 2017

#### Explanation:

Dec 2, 2017

#### Explanation:

This is Binomial with

If you some all 6 terms of this Binomial you will get the answer: