[R] question about categorical variables in R
Bert Gunter
bgunter.4567 at gmail.com
Fri Sep 11 16:55:19 CEST 2015
It's correct.
You need to spend some time with an R tutorial -- there are many on
the web -- and learn about how R handles factors in modeling.
?factor
Cheers,
Bert
Bert Gunter
"Data is not information. Information is not knowledge. And knowledge
is certainly not wisdom."
-- Clifford Stoll
On Fri, Sep 11, 2015 at 7:45 AM, Lida Zeighami <lid.zigh at gmail.com> wrote:
> Hi dear experts,
> I have a general question in R, about the categorical variable such as
> Gender(Male or Female)
> If I have this column in my data and wanted to do regression model or feed
> the data to seqmeta packages (singlesnp, skat meta) , would you please let
> me know should I code them first ( male=0 and female=1) or R programming do
> it for me?
> Because when I didn't code them, R still can do the analysis without any
> error but I'm not sure it's correct or not?
> Thanks
>
> [[alternative HTML version deleted]]
>
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