[R] creating dummy variables
rolf.turner at xtra.co.nz
Sun Apr 21 03:16:19 CEST 2013
On 21/04/13 10:56, Eva Prieto Castro wrote:
> Why do you write that dummy variables are not needed in R?. I would like you explain it.
As others have said --- do some self-study. But a brief answer is that
"reasonable" modelling problem in which dummy variables might arise, R
the dummy variables that it uses automagically , behind the scenes, from
whose levels correspond to the dummy variables.
Summary: Learn about and understand *factors*; forget about dummy
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