 |
| |||
| проблема составления выборки | |||
|
sampling problem : 4 phrases in 4 subjects |
| Biology | 1 |
| Information technology | 1 |
| Mathematics | 1 |
| Quality control and standards | 1 |
|
| |||
| проблема составления выборки | |||
|
sampling problem : 4 phrases in 4 subjects |
| Biology | 1 |
| Information technology | 1 |
| Mathematics | 1 |
| Quality control and standards | 1 |