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Reproducibility and Meta-Analyses: Two Great Concepts That Apparently Don’t Mix

[Excerpts taken from the report “Examining the Reproducibility of Meta-Analyses in Psychology: A Preliminary Report” by Daniel Lakens et al., posted at MetaArXiv Preprints ] “…given the broad array of problems that make it difficult to evaluate the evidential value…

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Getting Pre-Registration Right Is Not So Easy

[From the paper, “Ensuring the quality and specificity of preregistrations” by C.L.S. Veldkamp et al., posted at PsyArXiv Preprints] “…we evaluated two preregistration formats that are available on the OSF: a lightweight format that maximizes flexibility for the researcher to…

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Pre-registration. From clinical trials. To psychology. Next, the world?

[From the article “More and more scientists are preregistering their studies. Should you?” by Kai Kupferschmidt, published in Science] “…Preregistration, in its simplest form, is a one-page document answering basic questions such as: What question will be studied? What is the hypothesis?…

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Sharing Data Made Easy

In a recent post (“Open data for the busy researcher”), Richard D. Morey suggests an easy way to share data.  The hardest part is getting started.  The following steps make it easy to “ease in” to the process of making…

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Prediction Markets for Social Science Replication Project Opening Soon

The Open Science Framework announces the opening of a prediction market (PM) to accompany a new replication project.  Over the period September 2016 to September 2017, 21 experimental studies that were published from 2010-2014 in the journals Science and Nature  will…

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OkCupid: Where Love and Data Transparency Don’t Match

Welcome to the tale of Emil Kirkegaard, a Danish postgraduate student, who has achieved worldwide notoriety for publishing data from the dating site, OkCupid.  The story is well-told in a Vox article by Brian Resnick (click here).  In addition to a…

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