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

The Best Statistics Software

 There was a recent online discussion among colleagues who are active in the American Association for Public Opinion Research (AAPOR) about experiences with and recommendations for survey analysis and statistics software.  Many noted that traditional commercial software is getting extremely expensive, but that newer options do not always have the same capabilities that many of…

Versta Research Post

Two Examples of Animated Data Visualization

As market researchers pay more and more attention to the need for compelling data visualizations, Hans Rosling’s work with interactive data is becoming a catalyst for a fascinating new type of data visualization: animated statistical graphs.  He uses them to show world social and economic trends over time, and the effect is exceptionally powerful.  Here…