| cat_compare | Calculate the frequency of discrete values in one categorical variable for each group within another categorical variable |
| cat_contrast | Calculate the frequency of discrete values in one categorical variable for each of two mutually exclusive groups within another categorical variable |
| cat_count | Count the frequency of discrete values in the column of a dataframe |
| cat_summarise | Summarise the values of a numerical variable for each group within a categorical variable |
| cat_summarize | Summarise the values of a numerical variable for each group within a categorical variable |
| cat_vcount | Count the frequency of discrete values in a categorical vector |