Whale curve Wright Company, a new systems consulting company, is concerned about the profitability of its customers during the past year. The company has prepared the following data:
CUSTOMER |
PROFIT |
CUSTOMER |
PROFIT |
1 |
$221,000 |
14 |
83,000 |
2 |
–40,000 |
15 |
–179,000 |
3 |
–143,000 |
16 |
14,000 |
4 |
217,000 |
17 |
50,000 |
5 |
22,000 |
18 |
–191,000 |
6 |
9,000 |
19 |
–90,000 |
7 |
101,000 |
20 |
30,000 |
8 |
–200,000 |
21 |
–10,000 |
9 |
259,000 |
22 |
87,000 |
10 |
96,000 |
23 |
–158,000 |
11 |
208,000 |
24 |
–100,000 |
12 |
233,000 |
25 |
75,000 |
13 |
264,000 |
|
|
Required
(a) Prepare a whale curve, as described in this chapter.
(b) What percentage of total profits did the most profitable 20% of the customers generate?
(c) What percentage of total profits did the least profitable 20% of the customers lose for the company?