For Exercise 1.33, see page 24; for 1.34 and 1.35, see page 25; for 1.36 to 1.38, see page 26; for 1.39, see page 27; for 1.40 to 1.42, see pages 30-31; for 1.43, see page 32; and for 1.44 and 1.45, see page 33.
1.45 Calls to a customer service center.
We displayed the distribution of the lengths of 80 calls to a customer service center in Figure 1.14 (page 29).
1.45
(a) . (b) . (c) The five-number summary is a better summary because the distribution is heavily skewed and has potential outliers.
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