Versta Research Post

28 Questions to Ask before Buying Online Sample

With all our excitement over the last few months about the accuracy of online polling during the election season—substantially outperforming “gold standard” telephone research—there was not time to share ESOMAR’s September 2012 updated guide to purchasing online sample.  The guide consists of 28 questions all purveyors of online sample should answer, publish, and make available…

Versta Research Post

13 Threats to Survey Accuracy

Way back in 1944, Edwards Deming published an article in the American Sociological Review that could be required reading for anybody who does research today.  He outlined all potential (and unfortunately, common) sources of error in survey research. Apparently our contemporary obsession with sample sizes, random samples, response rates, and margins of error is not…