[R] Several Regression by combinations variables

[Frank Harrell]

This is not accepted as good statistical practice, and the resulting
inferential quantities will violate all known statistical principles.
Frank

Mohamed Lajnef wrote:
> 
> Dear All,
>   I have 11 variables, and i would like generate  combinations of those 
> variables by fours variables i,e 330 possibility (choose(11,4)).?
> After that, make a regression analysis with this 330 possibility ?
> 
> is there a program ( or package) to do that ?
> 
> Any help would be appreciated
> 
> Regards
> M
> 
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-----
Frank Harrell
Department of Biostatistics, Vanderbilt University
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