Find Standard Deviation and Coefficient of Variation for mixed data
Type your data in either horizontal or verical format,
for seperator you can use '-' or ',' or ';' or space or tab
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  1. Class1256 - 1010 - 2020 - 3030 - 5050 - 7070 - 100
    Frequency34102320201532
  2. Class2345 - 910 - 1415 - 1920 - 29
    Frequency12281584




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