Module Ai4r::Data::Statistics
In: lib/ai4r/data/statistics.rb

This module provides some basic statistics functions to operate on data set attributes.

Methods

max   mean   min   mode   standard_deviation   variance  

Public Class methods

Get the maximum value of an attribute in the data set

Get the minimum value of an attribute in the data set

Get the standard deviation. You can provide the variance if you have it already, to speed up things.

Get the variance. You can provide the mean if you have it already, to speed up things.

[Validate]