Thank you very much!



On Thu, Mar 21, 2013 at 8:16 AM, Blaser Nello <nblaser@ispm.unibe.ch> wrote:

> The plot shows the variation for each component and mypc$sdev gives you
> the standard deviation.
> If you want to know the variation, use mypc$sdev^2.
>
> -----Original Message-----
> From: r-help-bounces@r-project.org [mailto:r-help-bounces@r-project.org]
> On Behalf Of Dimitri Liakhovitski
> Sent: Donnerstag, 21. März 2013 12:26
> To: r-help
> Subject: [R] values for the scree plot (package psych)
>
> Hello,
>
> I am using function princomp from the package psych.
> I have my principle component object mypc:
>
> mypc <- princomp(covmat=mycor)
>
> plot(mypc)  # shows me a screeplot
>
> Question: how could I actually see the values displayed in the screeplot.
> I don't mean on the graph - I just want to know the actual value for each
> component (e.g., 10, 3.2, 1.8, etc.)
>
> I need to know how much variance, in total, a certain number of comonents
> explain.
>
> Thanks a lot!
>
>
>
> --
> Dimitri Liakhovitski
>
>         [[alternative HTML version deleted]]
>
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>
>
>


-- 
Dimitri Liakhovitski

	[[alternative HTML version deleted]]

