R version 2.6.0 (2007-10-03) Copyright (C) 2007 The R Foundation for Statistical Computing ISBN 3-900051-07-0 R is free software and comes with ABSOLUTELY NO WARRANTY. You are welcome to redistribute it under certain conditions. Type 'license()' or 'licence()' for distribution details. R is a collaborative project with many contributors. Type 'contributors()' for more information and 'citation()' on how to cite R or R packages in publications. Type 'demo()' for some demos, 'help()' for on-line help, or 'help.start()' for an HTML browser interface to help. Type 'q()' to quit R. > z <- c(5,2,3,3,7,8,7,7,6,6,7,5,5,5,4,4,4,1,-1,3,4,3,2,1,4,3,5,6,6,6,6,6,5,6,5,6,5,7,4,5,6,6,5,3,2,3,3,2,0,4,4,5,6,6,5,5,3,5,5,5,3,6,6,4,6,5,4,5,5,4,3,2,3) > y <- c(23,43,60,36,28,23,23,22,22,24,32,27,27,27,29,38,40,45,50,43,44,44,49,42,36,57,42,39,33,32,34,37,38,28,31,28,30,39,38,39,38,37,32,32,44,43,42,38,37,35,37,33,24,24,31,25,28,24,25,16,17,11,12,39,19,14,15,7,12,12,14,9,8) > x <- c(-13,-25,-26,-9,1,3,6,2,5,5,0,-5,-4,-2,-1,-8,-16,-19,-28,-11,-4,-9,-12,-10,-2,-13,0,0,4,7,5,2,-2,6,-3,1,0,-7,-6,-4,-4,-2,2,-5,-15,-16,-18,-13,-23,-10,-10,-6,-3,-4,-7,-7,-7,-3,0,-5,-3,3,2,-7,-1,0,-3,4,2,3,0,-10,-10) > #'GNU S' R Code compiled by R2WASP v. 1.0.44 () > #Author: Prof. Dr. P. Wessa > #To cite this work: Wessa P., (2007), Partial Correlation (v1.0.3) in Free Statistics Software (v$_version), Office for Research Development and Education, URL http://www.wessa.net/rwasp_partialcorrelation.wasp/ > #Source of accompanying publication: Office for Research, Development, and Education > #Technical description: Write here your technical program description (don't use hard returns!) > (rho12 <- cor(x, y)) [1] -0.5770205 > (rho23 <- cor(y, z)) [1] -0.3819046 > (rho13 <- cor(x, z)) [1] 0.7839312 > (rhoxy_z <- (rho12-(rho13*rho23))/(sqrt(1-(rho13*rho13)) * sqrt(1-(rho23*rho23)))) [1] -0.4838604 > (rhoxz_y <- (rho13-(rho12*rho23))/(sqrt(1-(rho12*rho12)) * sqrt(1-(rho23*rho23)))) [1] 0.746618 > (rhoyz_x <- (rho23-(rho12*rho13))/(sqrt(1-(rho12*rho12)) * sqrt(1-(rho13*rho13)))) [1] 0.1389167 > load(file='/var/www/html/rcomp/createtable') > a<-table.start() > a<-table.row.start(a) > a<-table.element(a,'Pearson Product Moment Partial Correlation - Ungrouped Data',2,TRUE) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a,'Statistic',1,TRUE) > a<-table.element(a,'Value',1,TRUE) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a,'Correlation r(xy)',header=TRUE) > a<-table.element(a,rho12) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a,hyperlink('http://www.xycoon.com/partial_correlation1.htm','Partial Correlation r(xy.z)',''),header=TRUE) > a<-table.element(a,rhoxy_z) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a,'Correlation r(xz)',header=TRUE) > a<-table.element(a,rho13) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a,hyperlink('http://www.xycoon.com/partial_correlation1.htm','Partial Correlation r(xz.y)',''),header=TRUE) > a<-table.element(a,rhoxz_y) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a,'Correlation r(yz)',header=TRUE) > a<-table.element(a,rho23) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a,hyperlink('http://www.xycoon.com/partial_correlation1.htm','Partial Correlation r(yz.x)',''),header=TRUE) > a<-table.element(a,rhoyz_x) > a<-table.row.end(a) > a<-table.end(a) > table.save(a,file="/var/www/html/rcomp/tmp/1a61b1193949559.tab") > > > > proc.time() user system elapsed 0.435 0.025 0.463