Cheers Jorge,

I've tried this, but keep getting error messages, relating to either:

Error: unexpected '$' in "$"

or

Error in cor(data, method = "spearman")$p.value :
  $ operator is invalid for atomic vectors

Very annoying!

S

Scott McGrane MA (Hons), MRes
SAGES Theme 1 PhD Student
Northern Rivers Institute
St Mary's Building
University of Aberdeen

http://www.abdn.ac.uk/nri
________________________________________
From: Jorge Ivan Velez [via R] [ml-node+3729864-606556654-252737@n4.nabble.com]
Sent: 09 August 2011 01:55 PM
To: Mcgrane, Scott
Subject: Re: Correlation Matrix - p value?

?cor.test
cor.test(x, y, method = "spearman")$p.value

HTH,
Jorge


On Tue, Aug 9, 2011 at 8:44 AM, ScottM <> wrote:

> Hello all,
>
> I've run a Spearman's Rank test to discern relationships between landscape
> characteristics and a specific aspect of river behaviour.
>
> I've executed a correlation matrix between the one dependent variable and
> all of the predictors, which gives me a nice output of Spearman's Rho
> values.
>
> However, I also need to somehow find the "p" value, to assess the strength
> of relationship.
>
> Conducting a simple correlation between 2 variables using the:
>
> cor(var1, var2, method="spearman")
>
> command gives me an output with both the Rho and P value, but the default
> output of the matrix is simply the Rho value.  I've tried using
> summary(result), but it just produces the percentile/max/min values.
>
> Any help appreciated.
>
> Cheers,
>
> S.
>
> --
> View this message in context:
> http://r.789695.n4.nabble.com/Correlation-Matrix-p-value-tp3729838p3729838.html
> Sent from the R help mailing list archive at Nabble.com.
>
> ______________________________________________
> [hidden email]</user/SendEmail.jtp?type=node&node=3729864&i=0> mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide
> http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>

        [[alternative HTML version deleted]]

______________________________________________
[hidden email]</user/SendEmail.jtp?type=node&node=3729864&i=1> mailing list
https://stat.ethz.ch/mailman/listinfo/r-help
PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
and provide commented, minimal, self-contained, reproducible code.


________________________________
If you reply to this email, your message will be added to the discussion below:
http://r.789695.n4.nabble.com/Correlation-Matrix-p-value-tp3729838p3729864.html
To unsubscribe from Correlation Matrix - p value?, click here<http://r.789695.n4.nabble.com/template/NamlServlet.jtp?macro=unsubscribe_by_code&node=3729838&code=c2NvdHQubWNncmFuZUBhYmRuLmFjLnVrfDM3Mjk4Mzh8OTM1MjEwNDY5>.


The University of Aberdeen is a charity registered in Scotland, No SC013683.


--
View this message in context: http://r.789695.n4.nabble.com/Correlation-Matrix-p-value-tp3729838p3729868.html
Sent from the R help mailing list archive at Nabble.com.
	[[alternative HTML version deleted]]

