| CondIndTest | Wrapper function for conditional independence tests. |
| fishersTestExceedance | Fishers test to test whether the exceedance of the conditional quantiles is independent of the categorical variable E. |
| fTestTargetY | F-test for a nested model comparison. |
| InvariantConditionalQuantilePrediction | Invariant conditional quantile prediction. |
| InvariantEnvironmentPrediction | Invariant environment prediction. |
| InvariantResidualDistributionTest | Invariant residual distribution test. |
| InvariantTargetPrediction | Invariant target prediction. |
| KCI | Kernel conditional independence test. |
| ksResidualDistributions | Kolmogorov-Smirnov test to compare residual distributions |
| leveneAndWilcoxResidualDistributions | Levene and wilcoxon test to compare first and second moments of residual distributions |
| propTestTargetE | Proportion test to compare two misclassification rates. |
| ResidualPredictionTest | Residual prediction test. |
| wilcoxTestTargetY | Wilcoxon test to compare two mean squared error rates. |