Compute the median for the following cumulative frequency distribution 
         Less than 20          0
         Less than 30          4
         Less than 40          16
         Less than 50          50
         Less than 60          46
         Less than 70          66
         Less than 80          82
         Less than 90          92
         Less than 100        100

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April 9, 2019, 8:59 p.m.