cafeanova
19. Student-Run Café Business. In Chapter 2, Example 8, we looked at data from a student-run café business. The table contains the number of food items sold per day. Test whether the population median number of items sold is the same for wraps, muffins, and chips, using level of significance .
| Wraps | Muffins | Chips |
|---|---|---|
| 12 | 6 | 7 |
| 13 | 3 | 16 |
| 19 | 10 | 8 |
| 5 | 1 | 4 |
| 22 | 8 | 10 |