[R] Averaging without NAs

[Ulrik Stervbo]

Hi Elahe,

?mean

in particular the na.rm argument.

HTH
Ulrik

On Thu, 2 Mar 2017 at 11:55 ch.elahe via R-help <r-help at r-project.org>
wrote:

> Hi all,
>
> The question seems easy but I could not find an answer for it. I have the
> following column in my data frame and I want to take average of the column
> excluding the number of NAs.
>
> $X2016.Q1 : int 47 53 75 97 NA NA 23 NA 43 NA ....
>
> Does anyone know how to do that?
> Thanks for any help
> Elahe
>
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