mean absolute deviation

  1. A

    Higher standard deviation than the mean

    HI ! Excuse me for my english, my writing is not very good. I want to know what implies or what explains in an excercise when the standard deviation (STD=67) is higher than the mean (M=38), and the histogram behaves like an exponential distribution. Thanks by the way ! :tup: Regards from...
  2. D

    Normal distribution with Mean Absolute Deviation What percent lies within 1,2 AbsDev

    Roughly 95% of the normal distribution lies within 2 standard deviations. However, recently I have begun using the mean absolute deviation a lot. What percent of the normal distribution is within 2 mean absolute deviations? Is this possible to calculate?