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Data:
7235.6 7268.3 7271.3 7327.4 7339.5 7303.2 7300.7 7311.8 7329 7330.8 7328.6 7346.5 7356.9 7385.7 7394.9 7422.8 7446.6 7441.2 7476.1 7461.6 7450.2 7483.8 7479.7 7509.3 7518.6 7495.4 7507.5 7533.8 7544.7 7564.7 7573.6 7604.6 7605.6 7619.9 7661 7664.1 7663.9 7652.1 7632.8 7677.7 7677.3 7727 7746.4 7771.2 7781.2 7819.4 7819.1 7849.1 7757.8 7823 7825.6 7827 7884.7 7912 7897 7881.1 7885.8 7891.3 7920.9 7946.3 7952.3 8001.9 8007.9 8028.1 8012.5 8069.6 8082.7 8110.6 8129 8149.4 8139.7 8162.4 8207.7 8215.5 8244.6 8269 8245.6 8244.6 8287.6 8284.3 8290.6 8325 8344.2 8353.6 8367.8 8334.6 8330.2 8368.2 8384.7 8351.4 8411.4 8442.8 8443.1 8462.6 8508.5 8522.7 8559.6 8556.7 8618.9 8613.2 8634 8653.4
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R Code
par1 <- as.numeric(par1) x <- na.omit(x) (n <- length(x)) (np <- floor(n / par1)) arr <- array(NA,dim=c(par1,np+1)) darr <- array(NA,dim=c(par1,np+1)) ari <- array(0,dim=par1) dx <- diff(x) j <- 0 for (i in 1:n) { j = j + 1 ari[j] = ari[j] + 1 arr[j,ari[j]] <- x[i] darr[j,ari[j]] <- dx[i] if (j == par1) j = 0 } ari arr darr arr.mean <- array(NA,dim=par1) arr.median <- array(NA,dim=par1) arr.midrange <- array(NA,dim=par1) for (j in 1:par1) { arr.mean[j] <- mean(arr[j,],na.rm=TRUE) arr.median[j] <- median(arr[j,],na.rm=TRUE) arr.midrange[j] <- (quantile(arr[j,],0.75,na.rm=TRUE) + quantile(arr[j,],0.25,na.rm=TRUE)) / 2 } overall.mean <- mean(x) overall.median <- median(x) overall.midrange <- (quantile(x,0.75) + quantile(x,0.25)) / 2 bitmap(file='plot1.png') plot(arr.mean,type='b',ylab='mean',main='Mean Plot',xlab='Periodic Index') mtext(paste('#blocks = ',np)) abline(overall.mean,0) dev.off() bitmap(file='plot2.png') plot(arr.median,type='b',ylab='median',main='Median Plot',xlab='Periodic Index') mtext(paste('#blocks = ',np)) abline(overall.median,0) dev.off() bitmap(file='plot3.png') plot(arr.midrange,type='b',ylab='midrange',main='Midrange Plot',xlab='Periodic Index') mtext(paste('#blocks = ',np)) abline(overall.midrange,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='plot4b.png') z <- data.frame(t(darr)) names(z) <- c(1:par1) (boxplot(z,notch=TRUE,col='grey',xlab='Periodic Index',ylab='Value',main='Notched Box Plots - Differenced 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.mean,arr.median,arr.midrange)) names(z) <- list('mean','median','midrange') (boxplot(z,notch=TRUE,col='grey',ylab='Overall Central Tendency',main='Notched Box Plots')) dev.off()
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