Mean, Median, Mode Open Response

Prompt:  Casey loves to talk on the phone with her friends after school.  In order to prove how much time Casey spent on the phone, her mom collected the following data:

 A.        Draw a bar graph using the information from the table above.

 B.        Using the information from the graph and table, what is the average or mean amount of time Casey spends on the phone each night.  Explain how you got your answer.