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Standard Deviation - Calculator

Free arithmetic standard deviation calculations online. Find the mean, variance, standard deviation of the given numbers. Can be used for calculating or creating new math problems.

Standard Deviation

To Calculate Mean, Variance, Standard deviation :

  • Enter all the numbers separated by comma ','. E.g: 13,23,12,44,55

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Results:

  • Total Numbers:

    indication
  • Mean (Average):

    indication
  • Standard deviation:

    indication
  • Variance(Standard deviation):

    indication
  • Population Standard deviation:

    indication
  • Variance(Population Standard deviation):

    indication

Formula :

Mean : Mean = Sum of X values / N(Number of values)

Standard Deviation :

Population Standard Deviation :

Variance : Variance = s2

This tool will help you dynamically to calculate the statistical problems. Calculating Mean, Variance, Standard deviation is made easier.