diff_in_coef_test       Difference-in-Coefficients Test for Survey
                        Weights
estim_eq_test           Estimating Equations Test for Informative
                        Sampling (Linear Case)
perm_test               Permutation test for weight informativeness in
                        survey regression
plot.perm_test          Plot method for permutation test objects
run_all_diagnostic_tests
                        Run All Diagnostic Tests for Informative
                        Weights
svytestCE               Subset of 2015 Consumer Expenditure (CE)
                        Dataset
wa_test                 Weight-Association Tests for Survey Weights
