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Type 'q()' to quit R. > x <- c(1053000,1014000,1072500,858000,1111500,1092000,1170000,1209000,1345500,1170000,1111500,1384500,1170000,877500,1033500,780000,1092000,897000,1189500,1072500,1131000,1267500,1248000,1482000,1072500,897000,994500,721500,1033500,799500,1131000,1072500,955500,1365000,1228500,1404000,1053000,975000,877500,721500,955500,858000,1170000,1131000,975000,1306500,1209000,1560000,1248000,760500,760500,760500,897000,897000,1209000,1111500,994500,1248000,1150500,1657500,1306500,760500,799500,663000,916500,1053000,1326000,1306500,1053000,1228500,1092000,1560000,1189500,955500,858000,643500,955500,1150500,1345500,1267500,936000,1345500,1053000,1618500,1345500,975000,897000,604500,955500,916500,1384500,1384500,1053000,1365000,1014000,1579500,1345500,994500,760500,526500,1033500,994500,1306500,1501500,1111500,1248000,936000,1618500) > 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,] 1053000 1170000 1072500 1053000 1248000 1306500 1189500 1345500 1345500 [2,] 1014000 877500 897000 975000 760500 760500 955500 975000 994500 [3,] 1072500 1033500 994500 877500 760500 799500 858000 897000 760500 [4,] 858000 780000 721500 721500 760500 663000 643500 604500 526500 [5,] 1111500 1092000 1033500 955500 897000 916500 955500 955500 1033500 [6,] 1092000 897000 799500 858000 897000 1053000 1150500 916500 994500 [7,] 1170000 1189500 1131000 1170000 1209000 1326000 1345500 1384500 1306500 [8,] 1209000 1072500 1072500 1131000 1111500 1306500 1267500 1384500 1501500 [9,] 1345500 1131000 955500 975000 994500 1053000 936000 1053000 1111500 [10,] 1170000 1267500 1365000 1306500 1248000 1228500 1345500 1365000 1248000 [11,] 1111500 1248000 1228500 1209000 1150500 1092000 1053000 1014000 936000 [12,] 1384500 1482000 1404000 1560000 1657500 1560000 1618500 1579500 1618500 > 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] 1132625 1103375 1056250 1066000 1057875 1088750 1109875 1122875 1114750 > arr.sd [1] 141219.5 192584.5 206675.5 226391.5 267515.9 269281.5 263654.6 283248.8 [9] 308975.4 > arr.range [1] 526500 702000 682500 838500 897000 897000 975000 975000 1092000 > (lm1 <- lm(arr.sd~arr.mean)) Call: lm(formula = arr.sd ~ arr.mean) Coefficients: (Intercept) arr.mean 3.576e+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) 30.390 -1.296 > (lm2 <- lm(arr.range~arr.mean)) Call: lm(formula = arr.range ~ arr.mean) Coefficients: (Intercept) arr.mean 5.988e+05 2.229e-01 > postscript(file="/var/wessaorg/rcomp/tmp/1g8g11439206970.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/2rp9q1439206970.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/31xhb1439206970.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/4xof11439206970.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/531nr1439206970.tab") > > try(system("convert tmp/1g8g11439206970.ps tmp/1g8g11439206970.png",intern=TRUE)) character(0) > try(system("convert tmp/2rp9q1439206970.ps tmp/2rp9q1439206970.png",intern=TRUE)) character(0) > > > proc.time() user system elapsed 0.879 0.146 1.031