| data_test1 | Sample Data: For Testing |
| hierarchical | Check Models Hierarchy |
| hierarchical_lm | Hierarchical Regression Analysis |
| highest_order | Test the Highest Order Term by ANOVA |
| many_lm | Fit Linear Models Defined By Model Syntax |
| print.hierarchical_lm | Print a 'hierarchial_lm' Class Object |
| print.lm_list_lmhelprs | Print an 'lm_list_lmhelprs'-Class Object |
| print.summary_lm_list_lmhelprs | Summary of an 'lm_list_lmhelprs'-Class Object |
| summary.lm_list_lmhelprs | Summary of an 'lm_list_lmhelprs'-Class Object |
| test_highest | Test the Highest Order Term by ANOVA |