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Data:
94.46 96.91 101.92 104.53 105.85 106.39 106.08 106.42 106.51 106.59 105.71 104.41 103.04 100.99 100.93 99.31 99.79 99.57 99.11 98.96 97.72 99.35 98.15 97.64 97.49 97.94 98.03 98.05 97.54 98.71 99.33 99.16 98.41 98.43 97.02 97.89 97.92 97.37 97.42 96.12 96.72 96.64 95.28 95.3 95.02 95.57 94.78 95.27 96.14 96.16 95.08 94.39 94.15 94.58 94.16 95.02 94.86 94.49 94.81 94.16 94.83 96.02 95.97 95.88 95.97 97.55 97.49 98.4 98.2 97.16 96.96 96.37 96.34 96.86 96.32 95.44 92.85 92.56 91.74 92.44 93.19 92.62 94.04 93.8 96.73 98.99 100.38 101.07 99.92 101.78 100.91 100.49 101.17 100.25 98.94 99.4 100.02 99.91 99.22 98.84 98.42 97.59 97.07 96.59 95.96 94.22 94.48 93.14 93.73 94.24 98.52 99.09 99.84 99.13 100.88 100.83 101.6 101.8 102.77 103.14
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R Code
par1 <- as.numeric(par1) (n <- length(x)) (np <- floor(n / par1)) arr <- array(NA,dim=c(par1,np+1)) ari <- array(0,dim=par1) j <- 0 for (i in 1:n) { j = j + 1 ari[j] = ari[j] + 1 arr[j,ari[j]] <- x[i] if (j == par1) j = 0 } ari arr arr.sd <- array(NA,dim=par1) arr.range <- array(NA,dim=par1) arr.iqr <- array(NA,dim=par1) for (j in 1:par1) { arr.sd[j] <- sqrt(var(arr[j,],na.rm=TRUE)) arr.range[j] <- max(arr[j,],na.rm=TRUE) - min(arr[j,],na.rm=TRUE) arr.iqr[j] <- quantile(arr[j,],0.75,na.rm=TRUE) - quantile(arr[j,],0.25,na.rm=TRUE) } overall.sd <- sqrt(var(x)) overall.range <- max(x) - min(x) overall.iqr <- quantile(x,0.75) - quantile(x,0.25) bitmap(file='plot1.png') plot(arr.sd,type='b',ylab='S.D.',main='Standard Deviation Plot',xlab='Periodic Index') mtext(paste('# blocks = ',np)) abline(overall.sd,0) dev.off() bitmap(file='plot2.png') plot(arr.range,type='b',ylab='range',main='Range Plot',xlab='Periodic Index') mtext(paste('# blocks = ',np)) abline(overall.range,0) dev.off() bitmap(file='plot3.png') plot(arr.iqr,type='b',ylab='IQR',main='Interquartile Range Plot',xlab='Periodic Index') mtext(paste('# blocks = ',np)) abline(overall.iqr,0) dev.off() bitmap(file='plot4.png') z <- data.frame(t(arr)) names(z) <- c(1:par1) (boxplot(z,notch=TRUE,col='grey',xlab='Periodic Index',ylab='Value',main='Notched Box Plots - Periodic Subseries')) dev.off() bitmap(file='plot5.png') z <- data.frame(arr) names(z) <- c(1:np) (boxplot(z,notch=TRUE,col='grey',xlab='Block Index',ylab='Value',main='Notched Box Plots - Sequential Blocks')) dev.off() bitmap(file='plot6.png') z <- data.frame(cbind(arr.sd,arr.range,arr.iqr)) names(z) <- list('S.D.','Range','IQR') (boxplot(z,notch=TRUE,col='grey',ylab='Overall Variability',main='Notched Box Plots')) dev.off()
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