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| data.tree-package | Manage Hierarchical Data in R |
| acme | acme: A Simple Company with Departments |
| as.data.frame.Node | Convert a 'Node' to a 'data.frame' |
| ball | Is Jack playing ball today? |
| data.tree | Manage Hierarchical Data in R |
| FormatPercent | Format a Number as a Percentage |
| mushroom | Data Used by the ID3 Vignette |
| Node | Create Trees With 'Node's |
| PrintFixedDecimal | Format a Number as a Decimal |