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Data:
75.9 76.9 77.9 78.9 79.9 80.9 81.9 82.9 83.9 84.9 85.9 86.9 87.9 88.9 89.9 90.9 91.9 92.9 93.9 94.9 95.9 96.9 97.9 98.9 99.9 100.9 101.9 102.9 103.9 104.9 105.9 106.9 107.9 108.9 109.9 110.9 111.9 112.9 113.9 114.9 115.9 116.9 117.9 118.9 119.9 120.9 121.9 122.9 123.9 124.9 125.9 126.9 127.9 128.9 129.9 130.9 131.9 132.9 133.9 134.9 135.9 136.9 137.9 138.9 139.9 140.9 141.9 142.9 143.9 144.9 145.9 146.9 147.9 148.9 149.9 150.9 151.9 152.9 153.9 154.9 155.9 156.9 157.9 158.9 159.9 160.9 161.9 162.9 163.9 164.9 165.9 166.9 167.9 168.9 169.9 170.9 171.9 172.9 173.9 174.9 175.9 176.9 177.9 178.9 179.9 180.9 181.9 182.9
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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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