What construct and external validity considerations affect Yelp ratings, like this 4-star review of a restaurant near my campus? Screenshot from Yelp website (by author) In this interesting piece, Slate writer Will Oremus asks why the top-rated restaurants on Yelp are places that "nobody has ever heard of." He explains that the top 10 rated …
Month: February 2015
Resource: Recent articles that are student-accessible: Updated August 2017
Hi! I've updated and reposted this list. Check here. A list of recent articles that are student-accessible Compiled by Beth Morling and Jeong-Min Lee, University of Delaware These articles primarily come from Psychological Science or Personality and Social Psychological Science. Our students have used these articles in their final projects for Research Methods in the …
Continue reading Resource: Recent articles that are student-accessible: Updated August 2017
Take a walk!
Was "taking a walk" in the study a between groups or within groups independent variable? © Dave & Les Jacobs / AGE FotoStock The New York Times reported recently on a study suggesting that taking a walk can be beneficial. The article reports on a study showing that taking a lunchtime walk improves workers' enthusiasm …
Is Costco Making us fat?
The Atlantic ran a story under the headline, "Is Costco Making us Fat?" It talks about the rise of obesity in the U.S., and proposes that cheaper food might be the main culprit. What I like about it is the description of how they used multiple regression to decide which of many factors has the …