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An Actually Correct Explanation of P-Values

outsidetheasylum.blog · 8,735 words · saved by 1 readers

It's become a running joke that nobody understands p-values. 46% of Ob-Gyn doctors incorrectly answer a simple question about what p-values are. 89% of "Introduction to Psychology" textbooks that cover statistical significance do so incorrectly. When some doctors did a survey of medical residents to see how many of them understood p-values, none of the possible answers on the survey were correct. FiveThirtyEight writes about how not even scientists can easily explain p-values. While writing this article, I Googled "an intuitive explanation of p-values" and read the first 20 results. 16 of them contained statistical errors. I recognize the danger of trying to write my own guide. Many of the p-value explanations referenced above did something very similar; start by saying that p-values are often misunderstood, claim they're providing a better answer, then make a bunch of embarrassing mistakes. The risk of me doing the same is, to some extent, unavoidable, but I've done my best. If you no

An Actually Correct Explanation of P-Values An Actually Correct Explanation of P-Values It's become a running joke that nobody understands p-values. 46% of Ob-Gyn doctors incorrectly answer a simple question about what p-values are . 89% of "Introduction to Psychology" textbooks that cover statistical significance do so incorrectly . When some doctors did a survey of medical residents to see how many of them understood p-values, none of the possible answers on the survey were correct. FiveThirtyEight writes about how not even scientists can easily explain p-values . While writing this article,

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