Hits 11-17 within 3 documents
| response behavior (3) |
| sample (2) |
| Stichprobe (2) |
| survey research (3) |
| Telefoninterview (3) |
| telephone interview (3) |
| Umfrageforschung (3) |
| response behavior (3) |
| sample (2) |
| Stichprobe (2) |
| survey research (3) |
| Telefoninterview (3) |
| telephone interview (3) |
| Umfrageforschung (3) |