Versta Research Post

Polling Group Gives Nod to Online Surveys

The purists in the polling industry who have always insisted that only probability sampling is valid may finally be accepting that their methods are dead. This is one happy conclusion I draw from the debate over AAPOR’s recent task force report on non-probability sampling, which is nicely summarized (and debated) as the lead article of…

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

Google Beats Gallup in Recent Polls

If there is one super important lesson to be learned from this year’s round of election polling, it is that online surveys work.  Google Consumer Surveys, which use non-probability online samples, predicted the election far better than Gallup did.  And online surveys, overall, outperformed telephone surveys. The New York Times’ Nate Silver compiled polling results…