How to see through bad coronavirus statistics

Over the past few months, we have seen many coronavirus statistics.  We have also seen many statistical errors, which have made some of us skeptical.  My complaint is that not enough of us have been skeptical.  From the point of view of someone who uses statistics as part of his work, these errors are simplistic.  Allow me to name a few of the errors and show how they can deceive people. Choose which attribute to measure (deaths versus cases).  The COVID-19 pandemic is an experiment with seven billion guinea pigs: us.  At the beginning of the experiment, the cases and deaths were counted.  The cases were determined with a doctor carefully examining the patient and deciding if this is from COVID-19.  The deaths were determined with a doctor following the patient until the patient's unfortunate demise and again deciding if this is from COVID-19.  The latter decision is likely more accurate,...(Read Full Post)
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