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The following data represent market share for the repair of cars and light trucks in 1996 and 2006.  

Sources 1996 (%) 2006 (%)
 Foreign specialists 3.9 6.0
Parts stores 7.3 6.4
Repair specialists 12.7 16.2
Service stations 39.1 29.5
Tire stores 8.1 8.9
Vehicle dealers 21.6 26.6
Others 7.3 6.4

a. For each year, make a bar chart and pie chart.

b. Make a side by side bar chart of market share in 1996 and 2006.

c. Based upon the results of parts a. and b., what changes in market share have occurred between such years?

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M922230

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