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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::Tetracoric 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
Version data entries
4 entries across 4 versions & 1 rubygems