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Thinking more seriously about the design of exploratory studies: A manifesto

Andrew Gelman · published 17 November 2016

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https://www.slate.com/articles/health_and_science/science/2013/07/statistics_and_psychology_multiple_comparisons_give_spurious_results.html

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https://www.stat.columbia.edu/~gelman/research/published/isr.pdf

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https://www.stat.columbia.edu/~gelman/research/published/p755.pdf

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Elsewhere on statmodeling.stat.columbia.edu (3)

Should this paper in Psychological Science be retracted? The data do not conclusively demonstrate the claim, nor do they provide strong evidence in favor. The data are, however, consistent with the claim (as well as being consistent with no effect) Read at the source ↗

statmodeling.stat.columbia.edu

In general, hypothesis testing is overrated and hypothesis generation is underrated, so it’s fine for these data to be collected with exploration in mind. Read at the source ↗

statmodeling.stat.columbia.edu

This is what “power = .06” looks like. Get used to it. Read at the source ↗

statmodeling.stat.columbia.edu