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Commissioned by: ORF Austrian Broadcasting Company
Population: eligible voters (Viennese Regional Election 2015)
Survey method: Computer assisted telephone interviews (CATI)
Survey period: October 7 to 11, 2015
Fieldwork: IPR – Umfrageforschung Dr. Richard Költringer, Institut für statistische Analysen Jaksch & Partner
Sampling: random sample, n=2.045
Confidence interval for n=2.000 max. +/-2,2%
Subgroups have broader confidence intervals dependent on their group size.
Weighting (representative for eligible voters in Vienna): sex, age, formal education, occupational status.
Note: Minor deviations from the final election result are possible because of sample fluctuation, weighting and rounding.