The value of hypothesis testing, and the frequent misinterpretation of p-values as a cornerstone of statistical methodology, continues to be debated. In 2019, the president of the American Statistical Association, Karen Kafadar, convened a task force to consider the use of statistical methods in scientific studies, specifically hypothesis tests and p-values, and their connection to replicability.
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The Story Behind the ASA Statement on P-Values
For the past year, the ASA has had a committee working on elucidating principles that should accompany the use of p-values. I asked ASA executive director Ron Wasserstein to answer some questions about how this came about.