r test is a test statistic does poisson regression test for chi-squared when should r anova test be in a chi squared does poisson regression produce test statistic what is chi squared in poisson regression what r variable should be used for residual deviance in poisson regression anova do you report the test statistic what is r test statistic which r model is used to calculate chi squared and residual deviance what is poisson regression do anova models produce tests? what is poisson regression test stats anova model should report p as a test statistic what does chi squared mean when comparing a poisson regression? do poisson regressions show p and df should anova test chi squared does poisson regression have test statistic when is anova test used what is the difference between chi squared and residual variance should a model have a statistic