The Replication Network
Furthering the Practice of Replication in Economics
Category: NEWS & EVENTS
Somebody Asks, How Can A Theory Be Falsified? Twitter Responds
[From the Twitter thread started by @JessieSunPsych] Jessie Sun (@JessieSunPsych) relayed the following question that was raised at a recent Psychology conference: “At what point can a theory be falsified (e.g., if the effect size is d = .02)? We often…
Read MoreResources for Incorporating Pre-registration and Replication in the Classroom
Nicole Janz (University of Nottingham, @PolSciReplicate) has a set of great resources for those looking for an example of a pre-registration assignment for undergraduates (this for a political science course). The slides to accompany the assignment are here. The template…
Read MoreHow Many Ways Can You Misinterpret p-Values, Confidence Intervals, Statistical Tests, and Power? 25
[From the blog “Misinterpreting Tests, P-Values, Confidence Intervals & Power” by Dave Giles, posted at his blogsite, Econometrics Beat] “Today I was reading a great paper by Greenland et al. (2016) that deals with some common misconceptions and misinterpretations that arise not…
Read MoreWhat Can Stop Bad Science? Open Science and Modified Funding Lotteries
[From the working paper, “Open science and modified funding lotteries can impede the natural selection of bad science” By Paul Smaldino, Matthew Turner, and Pablo Contreras Kallens, posted at OSF Preprints] “…we investigate the influence of three key factors on the…
Read MorePower is not the point. It’s the curve.
[From the blog “Why you shouldn’t say ‘this study is underpowered’” by Richard Morey, posted at Towards Data Science, at Medium. com] “The first thing to clear up, as I’ve stated above, is that study or an experiment is not…
Read MoreThe Problem Isn’t Bad Incentives, It’s the Ritual Behind Them
[From the article, “Statistical Rituals: The Replication Delusion and How We Got There” by Gerd Gigerenzer, published in Advances in Methods and Practices in Psychological Science] “The “replication crisis” has been attributed to misguided external incentives gamed by researchers (the…
Read MoreWhat If There Isn’t a Single Effect Size? Implications for Power Calculations, Hypothesis Testing, Confidence Intervals and Replications
[From the working paper “The Unappreciated Heterogeneity of Effect Sizes:Implications for Power, Precision, Planning of Research, and Replication” by David Kenny and Charles Judd, posted at Open Science Framework (OSF)] “The goal of this article is to examine the implications…
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