Question

Which data would be suitable for a pie chart?

a.) Average starting salary of MBA graduates from six ivy-league universities

b.) APR interest rates charged by the top five U.S. credit cards

c.) Last semester's average GPA for students in seven majors in a business school

d.) The number of U.S. primary care clinics by type (urban, suburban, rural)

Answer 1

Pie charts are generally used to show percentage, proportional data which needs to be compared for each category. A pie chart shows how a total amount is divided between levels of a categorical variable as a circle divided into radial slices.

Pie chart can be used to show and comare the percentage of U.S. primary care clinics by type (urban, suburban, rural). Each slice of pie chart will be proportional to number of any type of U.S. primary care clinics divided by total number of U.S. primary care clinics.

The answer is,

d.) The number of U.S. primary care clinics by type (urban, suburban, rural)