Mark Twain, (and possibly Benjamin Disraeli in England) famously stated “There are three kinds of lies: lies, damned lies, and statistics.”
I just finished a 9 week MOOC – massive open online course in Medical Statistics offered by Stanford Medical School. The course was free and I highly recommend similar free online classes to all medical professionals. I must confess, though, I did not do the homework or take the final exam.
Finishing the course reminded me that statistics can be manipulated by the press, skilled lawyers, and others – often without malicious intent- to achieve a particular purpose. If an expert is delivering drivel against you on the witness stand, and he is waxing philosophic about statistics, the more you know about statistics, the better you’ll be able to defend against its misuse. While we could spend all day on the topic, let’s stick to basics.
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