Description Usage Arguments Value Examples

Converts a factor (categorical) variable to a matrix of dummy codes using a 1 of C-1 binary coding scheme.

1 | ```
dummy.code(x)
``` |

`x` |
a factor variable. |

a matrix with the number of rows equal to the number of cases in `x`

and the number of columns equal to one minus the number of factors in
`x`

. The last factor serves as the reference group.

1 | ```
print(dummy.code(iris$Species))
``` |

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