History.txt Manifest.txt README.txt Rakefile data/tetmat_matrix.txt data/tetmat_test.txt lib/statsample/bivariate/extension_version.rb lib/statsample/bivariate/polychoric.rb lib/statsample/bivariate/polychoric/processor.rb lib/statsample/bivariate/tetrachoric.rb references.txt spec/polychoric_processor_spec.rb spec/polychoric_spec.rb spec/spec.opts spec/spec_helper.rb spec/tetrachoric_spec.rb