World market share, part 3.

Here’s a pie chart of the data in Exercise 16:

a) Which display of these data is best for comparing the market shares of these companies? Explain.

b) Does Mountain Dew or Dr. Pepper have a bigger market share? Is that comparison easier to make with the pie chart or the bar chart of Exercise 16? (Source: Based on Pepsi Thirsty for a Comeback by The Wall Street Journal.
March 18, 2011.)

Transcribed Image Text:

Coke Other Diet Coke Pepsi-Cola Dr. Pepper Mountain Dew