Question

Pete conducted a blind taste test on some of his friends in order to determine if organic fruits tasted different than non-organic fruits. Each friend ate one type of fruit. Apples Peaches Organic 8 10 Non-organic 8 11 What is the probability that a randomly selected friend preferred organic and tasted peaches? Simplify any fractions.

Answer 1

The table on the picture shows the combinations of two variables, fruits, apple and peaches, and the origin of the fuits, if they are organic or non-organic.

You have to calculate the probability of selecting a person that preferred organic fruit and tasted apple. This probability represents the intersection between both events "organic fruit" and "peaches", you can symbolize it as: