Hits 1-3 within 3 documents
Du kommst hier nicht rein: Türsteherfragen identifizieren nachlässige Teilnehmer in Online-Umfragen [journal article]
Source: Planung & Analyse : Zeitschrift für Marktforschung und Marketing, (2016) 1. p.2-5
Mode system effects in an online panel study: comparing a probability-based online panel with two face-to-face reference surveys [journal article]
Source: Methods, data, analyses : a journal for quantitative methods and survey methodology (mda), 9 (2015) 1. p.3-56
Item comparability in cross-national surveys: results from asking probing questions in cross-national web surveys about attitudes towards civil disobedience [journal article]
Source: Quality & Quantity, 48 (2014) 1. p.127-148