Let’s stop the SLOP

The Fallacy of Online Surveys: No Data Are Better Than Bad Data

A Recently Published Responsive Management Journal Article Outlines Why Online Surveys Continue to Yield Inaccurate, Unreliable, and Biased Data

INTERNET OR ONLINE SURVEYS have become a popular and attractive way to measure opinions and attitudes of the general population and more specific groups within the general population. Although onlinesurveys may seem to be more economical and easier to administer than traditional survey research methods, they pose several problems to obtaining scientifically valid and accurate results. A peer-reviewed article by Responsive Management staff published in the January-February 2010 issue of Human Dimensions of Wildlife details the specific issues surrounding the use of online surveys in human dimensions research. Reprints of the article can be ordered here. Responsive Management would like to thank Jerry Vaske of Colorado State University for his assistance with the Human Dimensions article and for granting us permission to distribute this popularized version of the article.

Mark Damian Duda
Executive Director


The above is from


and note this:

Self-Selected Listener Opinion Poll (SLOP)

Paul J. Lavrakas

A self-selected listener opinion poll, also called SLOP, is an unscientific poll that is conducted by broadcast media (television stations and radio stations) to engage their audiences by providing them an opportunity to register their opinion about some topic that the station believes has current news …

Click here to see full text : http://srmo.sagepub.com/view/encyclopedia-of-survey-research-methods/n524.xml

SLOPs happen in philosophy too, not by broadcast media but by blogs with a bent. Any survey that invites readers to participate is by its very nature badly designed.