 |
| |||
| sampling frame | |||
| frame | |||
| основа выборки: 16 phrases in 8 subjects |
| Advertising | 4 |
| Economy | 1 |
| Energy industry | 1 |
| Information technology | 1 |
| Mathematics | 5 |
| Quality control and standards | 1 |
| Statistics | 2 |
| Textile industry | 1 |
|
| |||
| sampling frame | |||
| frame | |||
| основа выборки: 16 phrases in 8 subjects |
| Advertising | 4 |
| Economy | 1 |
| Energy industry | 1 |
| Information technology | 1 |
| Mathematics | 5 |
| Quality control and standards | 1 |
| Statistics | 2 |
| Textile industry | 1 |