For Exercise 1.15, see page 9; for 1.16 and 1.17, see page 10, for 1.18 and 1.19, see pages 11-12; for 1.20 and 1.21, see page 15; for 1.22 and 1.23, see page 19; and for 1.24, see page 20.

Question 1.19

1.19 Try a Pareto chart.

Refer to the previous exercise.

  1. Use a Pareto chart to display these data.
  2. Compare the bar graph from the previous exercise with your Pareto chart. Which do you prefer? Give a reason for your answer.

1.19

(b) Most people will prefer the Pareto because it emphasizes the largest categories.

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