On Wed, Aug 18, 2010 at 6:09 AM, ashz <a...@walla.co.il> wrote: > > Hi, > > I have 20*60 data matrix (with some NAs) and I wish to perfom a Pearson > correlation coefficient matrix as well as simple linear regression equation
The correlation matrix can be readily obtained by calling cor() on the entire matrix. > and coefficient of determination (R2) for every possible combination. Any > tip/idea/library/script how do to so. So you have 60 variables, and you want every possible combination? I may be mistaken, but isn't that 60! if you ignore any interactions? If so, this strikes me as a job for library(fortunes) fortune("hundreds") > > Thanks, > As hz > > -- > View this message in context: > http://r.789695.n4.nabble.com/Linear-regression-equation-and-coefficient-matrix-tp2329804p2329804.html > Sent from the R help mailing list archive at Nabble.com. > > ______________________________________________ > R-help@r-project.org 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. > -- Joshua Wiley Ph.D. Student, Health Psychology University of California, Los Angeles http://www.joshuawiley.com/ ______________________________________________ R-help@r-project.org 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.