Figure 2.21 gives stem-and-leaf displays of the payment times in Table 2.4 and of the bottle design ratings in Table 1.5. Describe the shapes of the two displays.

a. Use the stem-and-leaf display to describe the distribution of revenue growth rates.
b. Write out the 30 observed revenue growth rates. That is, write out the original data.

Transcribed Image Text:

Stem-and-Leaf Displays of the Payment Times and Bottle Design Ratings (for Exercise 2.37) FIGURE 2.21 0 Ratings 20 0 21 22 0 23 24 0 25 00 26 00 27 000 28 0000 29 00000 30 000000 31 00000000 32 00000000000 33 0000000000 34 00000 35 0 Payment Times 10 0 12 00 13 000 14 0000 15 0000000 16 000000000 17 00000000 18 000000 19 00000 20 000 21 0000 22 000 23 00 24 000 25 00 26 0 27 0 28 29 0 TA BLE 2.4 A Sample of Payment Times (in Days) for 65 Randomly Selected Invoices 15 21 20 16 15 19 17 14 14 19 15 27 12 17 25 13 17 16 13 18 19 18 14 17 17 12 23 24 18 16 16 20 15 24 17 21 15 14 19 26 21 18 16 10 16 29 17 15 23 18 21 15 19 16 18 13 16 16 24 20 17 25 1.5 A Sample of Bottle Design Ratings (Composite Scores for a Sample of 60 Shoppers) TA BLE 25 32 32 28 32 30 29 26 26 29 31 31 34 27 20 30 27 32 32 24 32 31 32 30 34 32 3 30 32 31 29 33 30 28 31 31 31 31 32 35 27 28 32