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Type 'q()' to quit R. > x <- c(193590,193745,193885,194040,194190,194345,194495,194650,194805,194955,195110,195260,195415,195570,195710,195865,196015,196170,196320,196475,196630,196780,196935,197085,197240,197395,197540,197695,197845,198000,198150,198305,198460,198610,198765,198915,199070,199225,199365,199520,199670,199825,199975,200130,200285,200435,200590,200740,200895,201050,201190,201345,201495,201650,201800,201955,202110,202260,202415,202565,202720,202875,203015,203170,203320,203475,203625,203780,203935,204085,204240,204390,204545,204700,204845,205000,205150,205305,205455,205610,205765,205915,206070,206220,206375,206530,206670,206825,206975,207130,207280,207435,207590,207740,207895,208045,208200,208355,208495,208650,208800,208955,209105,209260,209415,209565,209720,209870) > par1 = '12' > 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,] 193590 195415 197240 199070 200895 202720 204545 206375 208200 [2,] 193745 195570 197395 199225 201050 202875 204700 206530 208355 [3,] 193885 195710 197540 199365 201190 203015 204845 206670 208495 [4,] 194040 195865 197695 199520 201345 203170 205000 206825 208650 [5,] 194190 196015 197845 199670 201495 203320 205150 206975 208800 [6,] 194345 196170 198000 199825 201650 203475 205305 207130 208955 [7,] 194495 196320 198150 199975 201800 203625 205455 207280 209105 [8,] 194650 196475 198305 200130 201955 203780 205610 207435 209260 [9,] 194805 196630 198460 200285 202110 203935 205765 207590 209415 [10,] 194955 196780 198610 200435 202260 204085 205915 207740 209565 [11,] 195110 196935 198765 200590 202415 204240 206070 207895 209720 [12,] 195260 197085 198915 200740 202565 204390 206220 208045 209870 > 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] 194422.5 196247.5 198076.7 199902.5 201727.5 203552.5 205381.7 207207.5 [9] 209032.5 > arr.sd [1] 548.4089 548.4089 549.6624 548.4089 548.4089 548.4089 549.6624 548.4089 [9] 548.4089 > arr.range [1] 1670 1670 1675 1670 1670 1670 1675 1670 1670 > (lm1 <- lm(arr.sd~arr.mean)) Call: lm(formula = arr.sd ~ arr.mean) Coefficients: (Intercept) arr.mean 5.487e+02 1.624e-08 > (lnlm1 <- lm(log(arr.sd)~log(arr.mean))) Call: lm(formula = log(arr.sd) ~ log(arr.mean)) Coefficients: (Intercept) log(arr.mean) 6.3062157 0.0001075 > (lm2 <- lm(arr.range~arr.mean)) Call: lm(formula = arr.range ~ arr.mean) Coefficients: (Intercept) arr.mean 1.671e+03 6.477e-08 > postscript(file="/var/wessaorg/rcomp/tmp/17qtu1439767551.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/2qjaz1439767551.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/3gbmt1439767551.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)$coefficients[2,4]) > a<-table.row.end(a) > a<-table.end(a) > table.save(a,file="/var/wessaorg/rcomp/tmp/475m71439767551.tab") > a<-table.start() > a<-table.row.start(a) > a<-table.element(a,'Regression: ln S.E.(k) = alpha + beta * ln Mean(k)',2,TRUE) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a,'alpha',header=TRUE) > a<-table.element(a,lnlm1$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/52csi1439767551.tab") > > try(system("convert tmp/17qtu1439767551.ps tmp/17qtu1439767551.png",intern=TRUE)) character(0) > try(system("convert tmp/2qjaz1439767551.ps tmp/2qjaz1439767551.png",intern=TRUE)) character(0) > > > proc.time() user system elapsed 0.862 0.175 1.041