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The Multiplicity Burden

Discover the hidden challenges of empirical research as Russ and John discuss the issue of running multiple regressions and the difficulty in estimating the multiplicity burden.
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    EconTalk

    John Ioannidis on Statistical Significance, Economics, and Replication

  • Related Questions

    • I have a question about this episode John Ioannidis on Statistical Significance, Economics, and Replication and this Rethinking Statistical Significance. A researcher is studying mirex contamination in farmed salmon. He first found a 95% confidence interval for the mean concentration to be 0.0834 to 0.0992 parts per million. Later, he rejected the null hypothesis that the mean did not exceed the EPA's recommended safe level of 0.08 ppm based on a P-value of 0.0027. Explain how these two results are consistent, discussing the confidence level, the P-value, and the decision.

    • How is hypothesis testing used in real life as discussed in the episode False Discovery Rates and the clip Statistical Significance from the episode "Andrew Gelman on Social Science, Small Samples, and the Garden of the Forking Paths"?

    • How is hypothesis testing used in real life as discussed in the episode Andrew Gelman on Social Science, Small Samples, and the Garden of the Forking Paths and the clip Statistical Significance Explained?

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