Data Skeptic

Crafting survey questions is one thing but getting your audience to fill it is yet another. On the show today, we speak with Alexander Nolte, an Associate Professor at the University of Tartu. Alexander discussed the use of Casual Affective Triggers (CAT) to incentivize people to accept survey invitations and improve the completion rate. He revealed the impact of CATs on survey response rates from a study he conducted.

Direct download: causal-affective-triggers.mp3
Category:general -- posted at: 11:58am PDT

Traditional surveys have straight-jacket questions to be answered, thus restricting the information that can be gotten. Today, Ziang Xiao, a Postdoc Researcher in the FATE group at Microsoft Research Montréal, talks about conversational surveys, a type of survey that asks questions based on preceding answers. He discussed the benefits of conversational surveys and some of the challenges it poses.

Direct download: conversational-surveys.mp3
Category:general -- posted at: 6:00am PDT

Today, Jenny Tang, a Ph.D. student of societal computing at Carnegie Mellon University discusses her work on the generalization of privacy and security surveys on platforms such as Amazon MTurk and Prolific. Jenny shared the drawbacks of using such online platforms, the discrepancies observed about the samples drawn, and key insights from her results.

Direct download: do-results-generalize-for-privacy-and-security-surveys.mp3
Category:general -- posted at: 12:39pm PDT

This episode kicks off the new season of the show, Data Skeptic: Surveys.  Linhda rejoins the show for a conversation with Kyle about her experience taking surveys and what questions she has for the season.  Lastly, Kyle announces the launch of, a new site we're launching to gather your opinions.  Please take a moment and share your thoughts!

Direct download: 4-out-of-5-data-scientists-agree.mp3
Category:general -- posted at: 8:46am PDT