Home > Statistical Methods calculators > Standard deviation and coefficient of variation for grouped data calculator

Find Standard Deviation and Coefficient of Variation for grouped data
Type your data in either horizontal or verical format,
for seperator you can use '-' or ',' or ';' or space or tab
for sample click random button

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X & Frequency   Class & Frequency
Rows :    
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  1. Class2 - 44 - 66 - 88 - 10
    Frequency3421
  2. Class20 - 2525 - 3030 - 3535 - 4040 - 4545 - 50
    Frequency11017080454035
  3. Class10 - 2020 - 3030 - 4040 - 5050 - 6060 - 7070 - 80
    Frequency15252012853
  4. X01234
    Frequency151063
  5. X1011121314
    Frequency31218123
  6. X1.751.721.731.761.711.801.872.34
    Frequency32456271
  7. X01234
    Frequency279752
  8. X01234
    Frequency179653
  9. Class-40 - -30-30 - -20-20 - -10-10 - 00 - 1010 - 2020 - 3030 - 40
    Frequency710102057231310
  10. Class0 - 22 - 44 - 66 - 88 - 1010 - 12
    Frequency51613754
  11. Class0 - 22 - 44 - 66 - 88 - 1010 - 12
    Frequency27121991
  12. Class15 - 2020 - 2525 - 3030 - 3535 - 4040 - 4545 - 5050 - 5555 - 60
    Frequency391420359622
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