[R] How to change the class of data?

Charilaos Skiadas cskiadas at gmail.com
Thu Jun 12 08:59:29 CEST 2008

On Jun 12, 2008, at 2:24 AM, Qman Fin wrote:

> Hi all,
> I have some data x, which are actualy consisted of numerical  
> enties. But the
> class of this matrix is set to be "factor" by someone else. I used
> "class(x)", it turns out to be "factor". So I can not calculate them.
The typical approach is to do:


> How can I turn them into numerical data so that I can apply math  
> operations
> on them? Thanks a lot for your help.
> Selina

Haris Skiadas
Department of Mathematics and Computer Science
Hanover College

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