Mathematics
Standard deviation from variance
Calculates standard deviation from variance.
Related calculators
Variance from standard deviation
Calculates variance or standard deviation from variance = standardDeviation^2.
Coefficient of variation
Calculates coefficient of variation, standard deviation, or mean.
Mean confidence interval
Calculates the margin and lower and upper mean interval limits from a supplied z value.
Standard error
Calculates standard error, standard deviation, or sample size.
Z-score
Calculates z-score, value, mean, or standard deviation.
Normal margin of error
Calculates margin of error, z-score, standard deviation, or sample size.