Ergebnisse 1-2 innerhalb von 2 Dokumenten
The Three-Step Test-Interview (TSTI): an observation-based method for pretesting self-completion questionnaires [Zeitschriftenartikel]
Quelle: Survey Research Methods, 2 (2008) 3. S.143-150
Quality procedures for survey transitions: experiments, time series and discontinuities [Zeitschriftenartikel]
Quelle: Survey Research Methods, 2 (2008) 3. S.123-141