R version 2.8.0 (2008-10-20) Copyright (C) 2008 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(308.347,298.427,289.231,291.975,294.912,293.488,290.555,284.736,281.818,287.854,316.263,325.412,326.011,328.282,317.480,317.539,313.737,312.276,309.391,302.950,300.316,304.035,333.476,337.698,335.932,323.931,313.927,314.485,313.218,309.664,302.963,298.989,298.423,301.631,329.765,335.083,327.616,309.119,295.916,291.413,291.542,284.678,276.475,272.566,264.981,263.290,296.806,303.598,286.994,276.427,266.424,267.153,268.381,262.522,255.542,253.158,243.803,250.741,280.445,285.257) > y <- c(9.5,9.1,9,9.3,9.9,9.8,9.4,8.3,8,8.5,10.4,11.1,10.9,9.9,9.2,9.2,9.5,9.6,9.5,9.1,8.9,9,10.1,10.3,10.2,9.6,9.2,9.3,9.4,9.4,9.2,9,9,9,9.8,10,9.9,9.3,9,9,9.1,9.1,9.1,9.2,8.8,8.3,8.4,8.1,7.8,7.9,7.9,8,7.9,7.5,7.2,6.9,6.6,6.7,7.3,7.5) > x <- c(8.4,8.4,8.4,8.6,8.9,8.8,8.3,7.5,7.2,7.5,8.8,9.3,9.3,8.7,8.2,8.3,8.5,8.6,8.6,8.2,8.1,8,8.6,8.7,8.8,8.5,8.4,8.5,8.7,8.7,8.6,8.5,8.3,8.1,8.2,8.1,8.1,7.9,7.9,7.9,8,8,7.9,8,7.7,7.2,7.5,7.3,7,7,7,7.2,7.3,7.1,6.8,6.6,6.2,6.2,6.8,6.9) > #'GNU S' R Code compiled by R2WASP v. 1.0.44 () > #Author: Prof. Dr. P. Wessa > #To cite this work: AUTHOR(S), (YEAR), YOUR SOFTWARE TITLE (vNUMBER) in Free Statistics Software (v$_version), Office for Research Development and Education, URL http://www.wessa.net/rwasp_YOURPAGE.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] 0.9473556 > (rho23 <- cor(y, z)) [1] 0.8459491 > (rho13 <- cor(x, z)) [1] 0.7952306 > (rhoxy_z <- (rho12-(rho13*rho23))/(sqrt(1-(rho13*rho13)) * sqrt(1-(rho23*rho23)))) [1] 0.8494054 > (rhoxz_y <- (rho13-(rho12*rho23))/(sqrt(1-(rho12*rho12)) * sqrt(1-(rho23*rho23)))) [1] -0.03621910 > (rhoyz_x <- (rho23-(rho12*rho13))/(sqrt(1-(rho12*rho12)) * sqrt(1-(rho13*rho13)))) [1] 0.4769138 > > #Note: the /var/www/html/freestat/rcomp/createtable file can be downloaded at http://www.wessa.net/cretab > load(file="/var/www/html/freestat/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/freestat/rcomp/tmp/1ba331226410475.tab") > > > > proc.time() user system elapsed 0.273 0.021 0.384