# Module Scientific.Statistics

## Functions

- mean()

  Returns the mean (average value) of data (a sequence of numbers).

- weightedMean()

  Weighted mean of a sequence of numbers with given standard deviations.

  data is a list of measurements, sigma a list with corresponding standard deviations.

  Returns weighted mean and corresponding standard deviation.

- variance()

  Returns the variance of data (a sequence of numbers).

- standardDeviation()

  Returns the standard deviation of data (a sequence of numbers).

- median()

  Returns the median of data (a sequence of numbers).

- skewness()

  Returns the skewness of data (a sequence of numbers).

- kurtosis()

  Returns the kurtosis of data (a sequence of numbers).

- correlation()

  Returns the correlation coefficient between data1 and data2, which must have the same length.

# Submodules:

- Module Scientific.Statistics.Histogram