The average can tell you a lot about a dataset, but not everything.
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The average might come in handy for certain data analyses, but is any one person really ‘average’?
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Ultimately, our brains are lazy and it takes a lot of cognitive effort to change the script and these shortcuts that we have already built up.
The U.S. is nowhere near the goal, set 20 years ago, of cutting medical errors in half.
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Twenty years after a landmark report on preventable deaths and injuries in hospitals, is the medical profession doing better?