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Data:
1045.9 1401.9 1027.6 1703.8 1481.3 1422.7 1304.7 1246.1 1417.8 1459.1 1156.4 1304.5 1336.9 1372.3 975.5 1180.8 1361.3 1428.1 1355.9 1781.2 1697 1852 1844.1 1967.2 1747.1 1863.9 1559.3 1675 2237.5 1965.2 1871.5 1752.2 1360.7 1444.3 1621.6 1368 1553.9 1695.3 1397.1 1848.4 1809.2 1551.1 1546.6 1467.9 1662.4 1972.3 1673.5 1762 2019.8 1754.3 1400.4 1453.6 1740.9 1694.6 1541.2 1482.3 1632.1 1837.3 1797 2066.2 1983.8 1601.7 1660.3 1954 1991.9 1881.4 2345.5 1773.1 1719.2 2240.9 1816.4 2171.3 1823.3 2022.5 1991 1920 2168.4 2013.5 1790.8 1855.7 2074 2535.8 1837.2 1805.1 1785.7 2250 1959.7 1890.8 2405.7 2090.3 1666.5 1803.5 1793.8 1488.8 1545 1369.9 1451.6
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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.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='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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