Different positive/negative error values

  1. Nov 21, 2010 #1
    If you have some distribution, the standard deviation is defined as symmetric about the mean; what measure do people use for different positive and negative error values?
     
  2. jcsd
  3. Nov 22, 2010 #2
    What do you mean? Why can't you use standard deviation?
     
  4. Nov 22, 2010 #3

    HallsofIvy

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    What is it, exactly, that you are trying to measure?
     
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