Group shuffle enables you to perform a shuffle within discrete units, or groups, where there is a relationship among the members of the group. Consider the case of shuffling the salaries of employees. Table 19-4illustrates the group shuffle mechanism, where employees are categorized as managers (M) or workers (W), and salaries are shuffled within job category.
Table 19-4 Group Shuffle Using Job Category
| Employee | Job Category | Salary | Shuffled Salary |
|---|---|---|---|
|
Alice |
M |
90 |
88 |
|
Bill |
M |
88 |
90 |
|
Carol |
W |
72 |
70 |
|
Denise |
W |
57 |
45 |
|
Eddie |
W |
70 |
57 |
|
Frank |
W |
45 |
72 |