Today I am giving a lecture at the Replication and Reproducibility Event II: Moving Psychological Science Forward, organised by the British Psychological Society. The lecture is similar to the one I gave a few months ago at an ASA meeting in Bethesda, and it makes the case for radical transparency in statistical reporting. The talking points, in order: The researcher…
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For the past 18 months I have served on a committee that was tasked to write a report on how to improve the replicability of the empirical sciences. The report came out this Monday, and you can find it here. Apart from the advice to conduct more replication studies, the committee’s general recommendations are as follows (pp. 47-48 of the…
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The picture of the Texas sharpshooter is taken from an illustration by Dirk-Jan Hoek (CC-BY). The infamous Texas sharpshooter fires randomly at a barn door and then paints the targets around the bullet holes, creating the false impression of being an excellent marksman. The sharpshooter symbolizes the dangers of post-hoc theorizing, that is, of finding your hypothesis in the data.…
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