Posts Tagged ‘ interpretation ’

Sloppy journalism with interactive graphics is still sloppy journalism

February 15, 2013
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Sloppy journalism with interactive graphics is still sloppy journalism

The Guardian recently discussed the "declining linguistic standards" in State of the Union addresses. I thought  this was an interesting exercise, but something seemed wrong about the article, and it turns out this is one case where the data do no...

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Clinical trials: enrollment targets vs. valid hypothesis testing

August 20, 2012
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Clinical trials: enrollment targets vs. valid hypothesis testing

The questions raised in this Scientific American article ought to concern all of us, and I want to take some of these questions further. But let me first explain the problem. Clinical trials and observational studies of drugs, biologics, and medical de...

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Why I hate p-values (statistical leadership, Part II)

March 5, 2012
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Why I hate p-values (statistical leadership, Part II)

One statistical tool is the ubiquitous p-value. If it’s less than 0.05, your hypothesis must be true, right? Think again. Ok, so I don’t hate p-values, but I do hate the way that we abuse them. And here’s where we need statistical leadership to g...

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Trade Your Stats "Truths" for Stats Arguments…

May 2, 2010
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Warning, this blog will be short, sweet, and a bit pithy. The two most common questions that I receive about statistical analyses, no matter what kind or purpose, is: "Am I doing it right?" or "Am I allowed to...(fill-in a variation of a common analysis here)?" My response to these questions is usually: "Sure, you can do whatever you want, but what will it mean if you do?" I've said…

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