Try this:

av3daysB<- mean(c(mean(avr1), mean(avr2), mean(avr3)))



On Wed, May 26, 2010 at 4:30 PM, <ecvetano@uwaterloo.ca> wrote:

> I have 3 columns of numbers, and i want to find the mean of each
> separately, and then the mean of all of the means.
> ive tried:
>
> av3daysB<- mean(mean(avr1), mean(avr2), mean(avr3))
> av3daysB
>
> but it only gives me the mean of the first column (avr1)
>
> Any suggestions?
> Thanks,
> Emilija
>
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> and provide commented, minimal, self-contained, reproducible code.
>



-- 
Henrique Dallazuanna
Curitiba-Paraná-Brasil
25° 25' 40" S 49° 16' 22" O

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