How much time doing what activities do college students spend using their cell phones? A 2014 Baylor University study showed college students spend an average of 9 hours a day using their cell phones for the following activities:

Cell Phone Activity ______________________ Percentage

Banking ................................................. 2%

Checking Date and Time .............................. 8%

Listening to Music .....................................12%

Playing Games ......................................... 4%

Reading ................................................ 3%

Sending Emails ....................................... 9%

Social Media ..........................................18%

Surfing the Internet .................................. 7%

Taking Photos ........................................ 3%

Talking ................................................ 6%

Texting ...............................................18%

YouTube ............................................. 2%

Other ................................................. 8%

Source: Data extracted from "Cellphone Addiction Is 'an Increasingly Realistic Possibility,' Baylor Study of College Students Reveals," bit.ly/1Ey3lKB. (Table data stored in Cell Phone Activity).

a. Construct a bar chart, a pie or doughnut chart, and a Pareto chart.

b. Which graphical method do you think is best for portraying these data?

c. What conclusions can you reach concerning how college students spend their time using cellphones? Discuss.