Mean, median, deviation and data analysis calculators. — 13 free tools.
Calculate the arithmetic mean of a data set.
★Find the median (middle value) of a data set.
★Find the mode (most frequent value) of a data set.
★Find the range (max minus min) of a data set.
★Calculate population and sample variance.
★Calculate population and sample standard deviation.
★Add up a list of numbers and get the total and count.
★Calculate the geometric mean of positive numbers.
★Calculate the harmonic mean of a data set.
★Find the midrange (average of min and max).
★Calculate the root mean square of a data set.
★Calculate the coefficient of variation (CV).
★Calculate the z-score (standard score) of a value.