[R] How to find more about Covariance (in R)

Steve Lianoglou mailinglist.honeypot at gmail.com
Wed Jan 19 16:44:02 CET 2011


On Wed, Jan 19, 2011 at 9:59 AM, Alaios <alaios at yahoo.com> wrote:
> Dear Josh,
> I would like to thank you for your reply.
> I think that it is clear that I miss a lot of theory. I have tried in google to read and study more about covariance but I have this feeling that the term 'covariance' is used for many different things in different topics.
> You mentioned for example population and sample (covariance) which are two words-terms that I can not distinguish between them.
> Even though this is R list could you please provide me some differences to study more about covariance before trying to implement things in R.

Free online intro to statistics class:


Or, if you prefer iTunes:


> (Even in R are some things that do not understand i.e pearson, kendal and spearman method)

It's not R that you're not understanding ... if you want to use R for
statistics, you need to first learn a bit about statistics. You won't
suddenly be able to "do statistics" just by learning how to use R.

Sorry, there's no shortcut on this one.

Good luck,


Steve Lianoglou
Graduate Student: Computational Systems Biology
 | Memorial Sloan-Kettering Cancer Center
 | Weill Medical College of Cornell University
Contact Info: http://cbio.mskcc.org/~lianos/contact

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