Hits 1-2 within 2 documents
Nonresponse in the recruitment of an internet panel based on probability sampling [journal article]
Source: Survey Research Methods, 3 (2009) 2. p.59-72
Experimental Plans in Factorial Surveys: Random or Quota Design? [journal article]
Source: Sociological Methods & Research, 35 (2007) 3. p.382-409