

:: Variability  Free Statistics Software (Calculator) :: 

All rights reserved. The noncommercial (academic) use of this software is free of charge. The only thing that is asked in return is to cite this software when results are used in publications.
This free online software (calculator) computes the following statistics: absolute range, relative range, variance, standard error, coefficient of variation, mean squared error, mean absolute deviation, median absolute deviation, mean squared deviation, interquartile difference, semi interquartile difference, coefficient of quartile variation, number of pairs of observations, squared differences between observations, mean absolute differences between observations, Gini mean difference, Leik measure of dispersion, index of diversity, index of qualitative variation, and coefficient of dispersion.
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