Re: [R] Query about finding correlations

From: Lalitha Viswanath <lalitha.viswanath_at_gmail.com>
Date: Wed, 02 May 2007 12:21:41 -0400

Hi
This is not a homework assignment :)
Me and my manager are trying to understand the problem better. In the meanwhile, we thought we would post the problem on this forum to seek some input from statisticians who possibly do this kind of analyses everyday and hence are possibly more proficient with R and/or any recommended methodologies.

Lalitha

On 5/2/07, Stefan Grosse <singularitaet_at_gmx.net> wrote:
>
> How about making your homeworks yourselfes?
>
> lalitha viswanath wrote:
> > Hi
> > I have a dataframe which has 3 columns of numeric data
> > A,B,C each of which has been obtained independent of
> > the other.
> >
> > We are trying to find out, which of A or B cause C
> > i.e. We are hypothesising that C is the effect and
> > either A or B, not both is the cause.
> >
> > i.e. A causes C and this cause-effect relationship
> > explains B.
> >
> > The data for A contains more noise than that for B.
> > We are working with around 1000 points.
> >
> > I would greatly appreciate any inputs on the best
> > statistcal approach to tackle this problem.
> > I am thinking that we can find correlation
> > coefficients between A and C, and between B and C, but
> > I am not sure this answers the question.
> > Also we do not know whether the correlation between
> > them is linear or non linear.
> >
> > Thanks
> > Lalitha
> >
> > ______________________________________________
> > R-help_at_stat.math.ethz.ch 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.
> >
> >
> >
>
>

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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. Received on Wed 02 May 2007 - 16:59:30 GMT

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