| con_check | Check connectedness of multiple factors in a dataframe |
| con_concur | View concurrence of two factors in a dataframe using a matrix plot. |
| con_filter | Filter a dataframe using two-way criteria to increase connectedness |
| con_view | View connectedness of two factors in a dataframe using a levelplot |
| data_eccleston | Data from Eccleston & Russell |
| data_fernando | Data from Fernando et al. |
| data_searle | Data from Searle |
| data_student | Simulated Data of Student Test Scores |
| data_tosh | Data from Tosh |
| data_weeks1 | Data from Weeks & Williams example 1 |
| data_weeks2 | Data from Weeks & Williams example 2 |