# Consider a two-way table that summarizes age and ice cream preference. Of the children, 7 prefer vanilla, 12 prefer chocolate, and 3 prefer butter pecan. Of the adults, 10 prefer vanilla, 31 prefer chocolate, and 8 prefer butter pecan. What is the probability that a randomly selected individual is a child, GIVEN THAT the person prefers butter pecan?

##### 1 Answer
May 30, 2018

$\frac{3}{11}$

#### Explanation:

3 children and 8 adults prefer butter pecan, giving a total of 11 people who prefer it. As there are 3 children then the probability is $\frac{3}{11}$