In: Statistics and Probability
Test, at the 1% level of significance, whether the average business has more than 15 employees.
| Employees |
| 14 |
| 17 |
| 17 |
| 6 |
| 8 |
| 17 |
| 21 |
| 16 |
| 6 |
| 17 |
| 11 |
| 17 |
| 15 |
| 16 |
| 20 |
| 19 |
| 6 |
| 12 |
| 17 |
| 22 |
| 20 |
| 17 |
| 11 |
| 11 |
| 9 |
| 22 |
| 17 |
| 18 |
| 21 |
| 20 |
| 26 |
| 7 |
| 16 |
| 19 |
| 18 |
| 11 |
| 21 |
| 17 |
| 25 |
| 16 |
| 22 |
| 14 |
| 14 |
| 16 |
| 18 |
| 20 |
| 21 |
| 11 |
| 19 |
| 13 |
| 6 |
| 11 |
| 19 |
| 14 |
| 18 |
| 31 |
| 13 |
| 15 |
| 17 |
| 21 |
| 10 |
| 20 |
| 21 |
| 16 |
| 14 |
| 20 |
| 8 |
| 26 |
| 10 |
| 15 |