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Type 'q()' to quit R. > x <- c(1263600,1216800,1287000,1029600,1333800,1310400,1404000,1450800,1614600,1404000,1333800,1661400,1404000,1053000,1240200,936000,1310400,1076400,1427400,1287000,1357200,1521000,1497600,1778400,1287000,1076400,1193400,865800,1240200,959400,1357200,1287000,1146600,1638000,1474200,1684800,1263600,1170000,1053000,865800,1146600,1029600,1404000,1357200,1170000,1567800,1450800,1872000,1497600,912600,912600,912600,1076400,1076400,1450800,1333800,1193400,1497600,1380600,1989000,1567800,912600,959400,795600,1099800,1263600,1591200,1567800,1263600,1474200,1310400,1872000,1427400,1146600,1029600,772200,1146600,1380600,1614600,1521000,1123200,1614600,1263600,1942200,1614600,1170000,1076400,725400,1146600,1099800,1661400,1661400,1263600,1638000,1216800,1895400,1614600,1193400,912600,631800,1240200,1193400,1567800,1801800,1333800,1497600,1123200,1942200) > par1 = '12' > par1 <- '12' > #'GNU S' R Code compiled by R2WASP v. 1.2.291 () > #Author: root > #To cite this work: Wessa P. (2012), Standard Deviation-Mean Plot (v1.0.6) in Free Statistics Software (v$_version), Office for Research Development and Education, URL http://www.wessa.net/rwasp_smp.wasp/ > #Source of accompanying publication: Office for Research, Development, and Education > # > par1 <- as.numeric(par1) > (n <- length(x)) [1] 108 > (np <- floor(n / par1)) [1] 9 > arr <- array(NA,dim=c(par1,np)) > j <- 0 > k <- 1 > for (i in 1:(np*par1)) + { + j = j + 1 + arr[j,k] <- x[i] + if (j == par1) { + j = 0 + k=k+1 + } + } > arr [,1] [,2] [,3] [,4] [,5] [,6] [,7] [,8] [,9] [1,] 1263600 1404000 1287000 1263600 1497600 1567800 1427400 1614600 1614600 [2,] 1216800 1053000 1076400 1170000 912600 912600 1146600 1170000 1193400 [3,] 1287000 1240200 1193400 1053000 912600 959400 1029600 1076400 912600 [4,] 1029600 936000 865800 865800 912600 795600 772200 725400 631800 [5,] 1333800 1310400 1240200 1146600 1076400 1099800 1146600 1146600 1240200 [6,] 1310400 1076400 959400 1029600 1076400 1263600 1380600 1099800 1193400 [7,] 1404000 1427400 1357200 1404000 1450800 1591200 1614600 1661400 1567800 [8,] 1450800 1287000 1287000 1357200 1333800 1567800 1521000 1661400 1801800 [9,] 1614600 1357200 1146600 1170000 1193400 1263600 1123200 1263600 1333800 [10,] 1404000 1521000 1638000 1567800 1497600 1474200 1614600 1638000 1497600 [11,] 1333800 1497600 1474200 1450800 1380600 1310400 1263600 1216800 1123200 [12,] 1661400 1778400 1684800 1872000 1989000 1872000 1942200 1895400 1942200 > arr.mean <- array(NA,dim=np) > arr.sd <- array(NA,dim=np) > arr.range <- array(NA,dim=np) > for (j in 1:np) + { + arr.mean[j] <- mean(arr[,j],na.rm=TRUE) + arr.sd[j] <- sd(arr[,j],na.rm=TRUE) + arr.range[j] <- max(arr[,j],na.rm=TRUE) - min(arr[,j],na.rm=TRUE) + } > arr.mean [1] 1359150 1324050 1267500 1279200 1269450 1306500 1331850 1347450 1337700 > arr.sd [1] 169463.5 231101.4 248010.6 271669.7 321019.1 323137.8 316385.5 339898.5 [9] 370770.5 > arr.range [1] 631800 842400 819000 1006200 1076400 1076400 1170000 1170000 1310400 > (lm1 <- lm(arr.sd~arr.mean)) Call: lm(formula = arr.sd ~ arr.mean) Coefficients: (Intercept) arr.mean 4.291e+05 -1.074e-01 > (lnlm1 <- lm(log(arr.sd)~log(arr.mean))) Call: lm(formula = log(arr.sd) ~ log(arr.mean)) Coefficients: (Intercept) log(arr.mean) 30.809 -1.296 > (lm2 <- lm(arr.range~arr.mean)) Call: lm(formula = arr.range ~ arr.mean) Coefficients: (Intercept) arr.mean 7.185e+05 2.229e-01 > postscript(file="/var/wessaorg/rcomp/tmp/1ioz31436878458.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) > plot(arr.mean,arr.sd,main='Standard Deviation-Mean Plot',xlab='mean',ylab='standard deviation') > dev.off() null device 1 > postscript(file="/var/wessaorg/rcomp/tmp/2vmys1436878458.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) > plot(arr.mean,arr.range,main='Range-Mean Plot',xlab='mean',ylab='range') > 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") > > a<-table.start() > a<-table.row.start(a) > a<-table.element(a,'Standard Deviation-Mean Plot',4,TRUE) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a,'Section',header=TRUE) > a<-table.element(a,'Mean',header=TRUE) > a<-table.element(a,'Standard Deviation',header=TRUE) > a<-table.element(a,'Range',header=TRUE) > a<-table.row.end(a) > for (j in 1:np) { + a<-table.row.start(a) + a<-table.element(a,j,header=TRUE) + a<-table.element(a,arr.mean[j]) + a<-table.element(a,arr.sd[j] ) + a<-table.element(a,arr.range[j] ) + a<-table.row.end(a) + } > a<-table.end(a) > table.save(a,file="/var/wessaorg/rcomp/tmp/3bvxn1436878458.tab") > a<-table.start() > a<-table.row.start(a) > a<-table.element(a,'Regression: S.E.(k) = alpha + beta * Mean(k)',2,TRUE) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a,'alpha',header=TRUE) > a<-table.element(a,lm1$coefficients[[1]]) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a,'beta',header=TRUE) > a<-table.element(a,lm1$coefficients[[2]]) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a,'S.D.',header=TRUE) > a<-table.element(a,summary(lm1)$coefficients[2,2]) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a,'T-STAT',header=TRUE) > a<-table.element(a,summary(lm1)$coefficients[2,3]) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a,'p-value',header=TRUE) > a<-table.element(a,summary(lm1)$coefficients[2,4]) > a<-table.row.end(a) > a<-table.end(a) > table.save(a,file="/var/wessaorg/rcomp/tmp/4n7vo1436878458.tab") > a<-table.start() > a<-table.row.start(a) > a<-table.element(a,'Regression: ln S.E.(k) = alpha + beta * ln Mean(k)',2,TRUE) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a,'alpha',header=TRUE) > a<-table.element(a,lnlm1$coefficients[[1]]) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a,'beta',header=TRUE) > a<-table.element(a,lnlm1$coefficients[[2]]) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a,'S.D.',header=TRUE) > a<-table.element(a,summary(lnlm1)$coefficients[2,2]) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a,'T-STAT',header=TRUE) > a<-table.element(a,summary(lnlm1)$coefficients[2,3]) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a,'p-value',header=TRUE) > a<-table.element(a,summary(lnlm1)$coefficients[2,4]) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a,'Lambda',header=TRUE) > a<-table.element(a,1-lnlm1$coefficients[[2]]) > a<-table.row.end(a) > a<-table.end(a) > table.save(a,file="/var/wessaorg/rcomp/tmp/5ppzc1436878458.tab") > > try(system("convert tmp/1ioz31436878458.ps tmp/1ioz31436878458.png",intern=TRUE)) character(0) > try(system("convert tmp/2vmys1436878458.ps tmp/2vmys1436878458.png",intern=TRUE)) character(0) > > > proc.time() user system elapsed 0.845 0.172 1.023