# A bag contains 1 red ball and 2 white balls. One ball is randomly selected from the bag and then returned. What is the probability that exactly one of the first five balls selected is white?

##### 1 Answer

Jan 14, 2017

The answer is

#### Explanation:

This is a binomial distribution.

The probability of getting 1 white ball on one draw is

The probability of not getting a white ball on one draw

The probability of getting 1 white ball on the five draws is

Therefore,