[R] Excluding NAs from round correlation

[Weidong Gu]

check

?cor

Please note the parameter 'use'

Weidong Gu

On Sat, Aug 13, 2011 at 9:06 AM, Julie <julie.novakova at gmail.com> wrote:
> Hello,
> I am quite new to R and I am trying to get a round correlation from a table
> with dozens of columns. However, all the columns contain several blank
> places which show to me as NAs. Then, when I type round(cor(data),2), I get
> no results - everything (except correlation of one column with the same one,
> of course) is NA.
> I do not want to replace NA with zero, because it would ruin the results. I
> just want R "not to look at NA" and correlate just places with numbers. Is
> it possible?
> Thank you very much for help!
>
> --
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