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Data:
98.41 98.94 99.09 100.45 101.99 102.35 102.69 102.6 102.62 102.73 102.74 103.45 103.9 103.45 103.5 103.33 103.56 103.58 103.86 103.77 103.73 104.21 104.55 104.5 104.66 104.99 104.99 105.62 106.52 106.1 106.73 106.63 106.72 106.5 107.12 106.84 107.25 108.19 108.21 107.98 109.12 109.79 109.69 109.69 109.24 108.55 106.47 107.27 105.95 108.55 110.81 111.54 110.38 106.67 106.45 105.44 105.37 103.72 106.57 108.54 110.36 106.64 103.45 101.36 101.9 100.86 100.37 100.16 99.5 99.52 99.2 99.35 99.37 99.85 99.76 100.07 99.77 99.93 99.16 99.4 99.81 99.67 99.37 99.49 99.28 99.33 99.19 98.11 99.12 99.06 97.41 98.45 100.33 103.18 103.06 103.48 102.8 103.92 103.9 103.96 103.62 103.83 104.09 104.07 103.22 104.01 104.01 104.24
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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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