R version 2.13.0 (2011-04-13) Copyright (C) 2011 The R Foundation for Statistical Computing ISBN 3-900051-07-0 Platform: i486-pc-linux-gnu (32-bit) 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. > x <- array(list(2 + ,210907 + ,79 + ,30 + ,94 + ,112285 + ,4 + ,179321 + ,108 + ,30 + ,103 + ,101193 + ,0 + ,149061 + ,43 + ,26 + ,93 + ,116174 + ,0 + ,237213 + ,78 + ,38 + ,123 + ,66198 + ,-4 + ,173326 + ,86 + ,44 + ,148 + ,71701 + ,4 + ,133131 + ,44 + ,30 + ,90 + ,57793 + ,4 + ,258873 + ,104 + ,40 + ,124 + ,80444 + ,0 + ,324799 + ,158 + ,47 + ,168 + ,97668 + ,-1 + ,230964 + ,102 + ,30 + ,115 + ,133824 + ,0 + ,236785 + ,77 + ,31 + ,71 + ,101481 + ,1 + ,344297 + ,80 + ,30 + ,108 + ,67654 + ,0 + ,174724 + ,123 + ,34 + ,120 + ,69112 + ,3 + ,174415 + ,73 + ,31 + ,114 + ,82753 + ,-1 + ,223632 + ,105 + ,33 + ,120 + ,72654 + ,4 + ,294424 + ,107 + ,33 + ,124 + ,101494 + ,3 + ,325107 + ,84 + ,36 + ,126 + ,79215 + ,1 + ,106408 + ,33 + ,14 + ,37 + ,31081 + ,0 + ,96560 + ,42 + ,17 + ,38 + ,22996 + ,-2 + ,265769 + ,96 + ,32 + ,120 + ,83122 + ,-3 + ,269651 + ,106 + ,30 + ,93 + ,70106 + ,-4 + ,149112 + ,56 + ,35 + ,95 + ,60578 + ,2 + ,152871 + ,59 + ,28 + ,90 + ,79892 + ,2 + ,362301 + ,76 + ,34 + ,110 + ,100708 + ,-4 + ,183167 + ,91 + ,39 + ,138 + ,82875 + ,3 + ,277965 + ,115 + ,39 + ,133 + ,139077 + ,2 + ,218946 + ,76 + ,29 + ,96 + ,80670 + ,2 + ,244052 + ,101 + ,44 + ,164 + ,143558 + ,0 + ,341570 + ,94 + ,21 + ,78 + ,117105 + ,5 + ,233328 + ,92 + ,28 + ,102 + ,120733 + ,-2 + ,206161 + ,75 + ,28 + ,99 + ,73107 + ,0 + ,311473 + ,128 + ,38 + ,129 + ,132068 + ,-2 + ,207176 + ,56 + ,32 + ,114 + ,87011 + ,-3 + ,196553 + ,41 + ,29 + ,99 + ,95260 + ,2 + ,143246 + ,67 + ,27 + ,104 + ,106671 + ,2 + ,182192 + ,77 + ,40 + ,138 + ,70054 + ,2 + ,194979 + ,66 + ,40 + ,151 + ,74011 + ,0 + ,167488 + ,69 + ,28 + ,72 + ,83737 + ,4 + ,143756 + ,105 + ,34 + ,120 + ,69094 + ,4 + ,275541 + ,116 + ,33 + ,115 + ,93133 + ,2 + ,152299 + ,62 + ,33 + ,98 + ,61370 + ,2 + ,193339 + ,100 + ,35 + ,71 + ,84651 + ,-4 + ,130585 + ,67 + ,29 + ,107 + ,95364 + ,3 + ,112611 + ,46 + ,20 + ,73 + ,26706 + ,3 + ,148446 + ,135 + ,37 + ,129 + ,126846 + ,2 + ,182079 + ,124 + ,33 + ,118 + ,102860 + ,-1 + ,243060 + ,58 + ,29 + ,104 + ,111813 + ,-3 + ,162765 + ,68 + ,28 + ,107 + ,120293 + ,0 + ,85574 + ,37 + ,21 + ,36 + ,24266 + ,1 + ,225060 + ,93 + ,41 + ,139 + ,109825 + ,-3 + ,133328 + ,56 + ,20 + ,56 + ,40909 + ,3 + ,100750 + ,83 + ,30 + ,93 + ,140867 + ,0 + ,101523 + ,59 + ,22 + ,87 + ,61056 + ,0 + ,243511 + ,133 + ,42 + ,110 + ,101338 + ,0 + ,152474 + ,106 + ,32 + ,83 + ,65567 + ,3 + ,132487 + ,71 + ,36 + ,98 + ,40735 + ,-3 + ,317394 + ,116 + ,31 + ,82 + ,91413 + ,0 + ,244749 + ,98 + ,33 + ,115 + ,76643 + ,-4 + ,184510 + ,64 + ,40 + ,140 + ,110681 + ,2 + ,128423 + ,32 + ,38 + ,120 + ,92696 + ,-1 + ,97839 + ,25 + ,24 + ,66 + ,94785 + ,3 + ,172494 + ,46 + ,43 + ,139 + ,86687 + ,2 + ,229242 + ,63 + ,31 + ,119 + ,91721 + ,5 + ,351619 + ,95 + ,40 + ,141 + ,115168 + ,2 + ,324598 + ,113 + ,37 + ,133 + ,135777 + ,-2 + ,195838 + ,111 + ,31 + ,98 + ,102372 + ,0 + ,254488 + ,120 + ,39 + ,117 + ,103772 + ,3 + ,199476 + ,87 + ,32 + ,105 + ,135400 + ,-2 + ,92499 + ,25 + ,18 + ,55 + ,21399 + ,0 + ,224330 + ,131 + ,39 + ,132 + ,130115 + ,6 + ,181633 + ,47 + ,30 + ,73 + ,64466 + ,-3 + ,271856 + ,109 + ,37 + ,86 + ,54990 + ,3 + ,95227 + ,37 + ,32 + ,48 + ,34777 + ,0 + ,98146 + ,15 + ,17 + ,48 + ,27114 + ,-2 + ,118612 + ,54 + ,12 + ,43 + ,30080 + ,1 + ,65475 + ,16 + ,13 + ,46 + ,69008 + ,0 + ,108446 + ,22 + ,17 + ,65 + ,46300 + ,2 + ,121848 + ,37 + ,17 + ,52 + ,30594 + ,2 + ,76302 + ,29 + ,20 + ,68 + ,30976 + ,-3 + ,98104 + ,55 + ,17 + ,47 + ,25568 + ,-2 + ,30989 + ,5 + ,17 + ,41 + ,4154 + ,1 + ,31774 + ,0 + ,17 + ,47 + ,4143 + ,-4 + ,150580 + ,27 + ,22 + ,71 + ,45588 + ,0 + ,54157 + ,37 + ,15 + ,30 + ,18625 + ,1 + ,59382 + ,29 + ,12 + ,24 + ,26263 + ,0 + ,84105 + ,17 + ,17 + ,63 + ,20055) + ,dim=c(6 + ,85) + ,dimnames=list(c('SCORE' + ,'time_in_rfc' + ,'blogged_computations' + ,'compendiums_reviewed' + ,'feedback_messages_p120' + ,'totsize') + ,1:85)) > y <- array(NA,dim=c(6,85),dimnames=list(c('SCORE','time_in_rfc','blogged_computations','compendiums_reviewed','feedback_messages_p120','totsize'),1:85)) > for (i in 1:dim(x)[1]) + { + for (j in 1:dim(x)[2]) + { + y[i,j] <- as.numeric(x[i,j]) + } + } > par1 = 'kendall' > main = 'Correlation Matrix' > panel.tau <- function(x, y, digits=2, prefix='', cex.cor) + { + usr <- par('usr'); on.exit(par(usr)) + par(usr = c(0, 1, 0, 1)) + rr <- cor.test(x, y, method=par1) + r <- round(rr$p.value,2) + txt <- format(c(r, 0.123456789), digits=digits)[1] + txt <- paste(prefix, txt, sep='') + if(missing(cex.cor)) cex <- 0.5/strwidth(txt) + text(0.5, 0.5, txt, cex = cex) + } > panel.hist <- function(x, ...) + { + usr <- par('usr'); on.exit(par(usr)) + par(usr = c(usr[1:2], 0, 1.5) ) + h <- hist(x, plot = FALSE) + breaks <- h$breaks; nB <- length(breaks) + y <- h$counts; y <- y/max(y) + rect(breaks[-nB], 0, breaks[-1], y, col='grey', ...) + } > postscript(file="/var/wessaorg/rcomp/tmp/117d61323691154.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) > pairs(t(y),diag.panel=panel.hist, upper.panel=panel.smooth, lower.panel=panel.tau, main=main) > dev.off() null device 1 > > #Note: the /var/wessaorg/rcomp/createtable file can be downloaded at http://www.wessa.net/cretab > load(file="/var/wessaorg/rcomp/createtable") > > n <- length(y[,1]) > n [1] 6 > a<-table.start() > a<-table.row.start(a) > a<-table.element(a,paste('Correlations for all pairs of data series (method=',par1,')',sep=''),n+1,TRUE) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a,' ',header=TRUE) > for (i in 1:n) { + a<-table.element(a,dimnames(t(x))[[2]][i],header=TRUE) + } > a<-table.row.end(a) > for (i in 1:n) { + a<-table.row.start(a) + a<-table.element(a,dimnames(t(x))[[2]][i],header=TRUE) + for (j in 1:n) { + r <- cor.test(y[i,],y[j,],method=par1) + a<-table.element(a,round(r$estimate,3)) + } + a<-table.row.end(a) + } > a<-table.end(a) > table.save(a,file="/var/wessaorg/rcomp/tmp/2w0gi1323691154.tab") > a<-table.start() > a<-table.row.start(a) > a<-table.element(a,'Correlations for all pairs of data series with p-values',4,TRUE) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a,'pair',1,TRUE) > a<-table.element(a,'Pearson r',1,TRUE) > a<-table.element(a,'Spearman rho',1,TRUE) > a<-table.element(a,'Kendall tau',1,TRUE) > a<-table.row.end(a) > cor.test(y[1,],y[2,],method=par1) Kendall's rank correlation tau data: y[1, ] and y[2, ] z = 0.7958, p-value = 0.4262 alternative hypothesis: true tau is not equal to 0 sample estimates: tau 0.06201394 > for (i in 1:(n-1)) + { + for (j in (i+1):n) + { + a<-table.row.start(a) + dum <- paste(dimnames(t(x))[[2]][i],';',dimnames(t(x))[[2]][j],sep='') + a<-table.element(a,dum,header=TRUE) + rp <- cor.test(y[i,],y[j,],method='pearson') + a<-table.element(a,round(rp$estimate,4)) + rs <- cor.test(y[i,],y[j,],method='spearman') + a<-table.element(a,round(rs$estimate,4)) + rk <- cor.test(y[i,],y[j,],method='kendall') + a<-table.element(a,round(rk$estimate,4)) + a<-table.row.end(a) + a<-table.row.start(a) + a<-table.element(a,'p-value',header=T) + a<-table.element(a,paste('(',round(rp$p.value,4),')',sep='')) + a<-table.element(a,paste('(',round(rs$p.value,4),')',sep='')) + a<-table.element(a,paste('(',round(rk$p.value,4),')',sep='')) + a<-table.row.end(a) + } + } There were 14 warnings (use warnings() to see them) > a<-table.end(a) > table.save(a,file="/var/wessaorg/rcomp/tmp/3wx5i1323691154.tab") > > try(system("convert tmp/117d61323691154.ps tmp/117d61323691154.png",intern=TRUE)) character(0) > > > proc.time() user system elapsed 1.018 0.064 1.121