has_specified_input has_specified_output achieves_planned_objective Likelihood-ratio test 2 1 Likelihood-ratio is a data transformation which tests whether there is evidence of the need to move from a simple model to a more complicated one (where the simple model is nested within the complicated one); tests of the goodness-of-fit between two models. Alejandra Gonzales-Beltran Likelihood-ratio test Philippe Rocca-Serra Tina Boussard date: March 2013 AGB and PRS provide formal definition expressed the test in terms of output and input, specifying the nature of the variables, the purpose of the test and the distribution used. lrtest() http://hosho.ees.hokudai.ac.jp/~kubo/Rdoc/library/lmtest/html/lrtest.html data transformation number of degrees of freedom contingency table goodness of fit statistical test goodness of fit testing objective categorical variable p-value ready for release metadata incomplete obi.owl