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.
Formula :
Mean: Mean = Sum of X values / N (Number of values)
Standard Deviation: s=sqrt(Σ(X-M)2/(n-1))
Population Standard Deviation: s=sqrt(Σ(X-M)2/n)
Variance: Variance = s2
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