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= statsample-bivariate-extension * http://ruby-statsample.rubyforge.org/ == DESCRIPTION: Provides advanced bivariate statistics: * Tetrachoric correlation * Polychoric correlation == FEATURES/PROBLEMS: * Statsample::Bivariate::Polychoric class provides polychoric correlation * Statsample::Bivariate::Tetrachoric class provides tetrachoric correlation == SYNOPSIS: === Tetrachoric correlation require 'statsample' a=40 b=10 c=20 d=30 tetra=Statsample::Bivariate::Tetrachoric.new(a,b,c,d) puts tetra.summary === Polychoric correlation require 'statsample' ct=Matrix[[58,52,1],[26,58,3],[8,12,9]] poly=Statsample::Bivariate::Polychoric.new(ct) puts poly.summary == REQUIREMENTS: * Statsample == INSTALL: This gem is a statsample dependency. If you want to install it separatly * sudo gem install statsample-bivariate-extension == LICENSE: GPL-2
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4 entries across 4 versions & 1 rubygems