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Data:
284.4 212.8 226.9 308.4 262 227.9 236.1 320.4 271.9 232.8 237 313.4 261.4 226.8 249.9 314.3 286.1 226.5 260.4 311.4 294.7 232.6 257.2 339.2 279.1 249.8 269.8 345.7 293.8 254.7 277.5 363.4 313.4 272.8 300.1 369.5 330.8 287.8 305.9 386.1 335.2 288 308.3 402.3 352.8 316.1 324.9 404.8 393 318.9 327 442.3 383.1 331.6 361.4 445.9 386.6 357.2 373.6 466.2 409.6 369.8 378.6 487 419.2 376.7 392.8 506.1 458.4 387.4 426.9 565 464.8 444.5 449.5 556.1 499.6 451.9 434.9 553.8 510 432.9 453.2 547.6 485.8 452.6 456.6 565.7 514.8 464.3 430.9 588.3 503.1 442.6 448 554.5 504.5 427.3 473.1 526.2 547.5 440.2 468.7 574.5 492.6 432.6 479.8 575.7 474.6 405.3 434.6 535.1 452.6 429.5 417.2 551.8 464 416.6 422.9 553.6 458.6 427.6 429.2 534.2 481.7 416 440.2 538.7 473.8 439.9 446.8 597.5 467.2 439.4 447.4 568.5 485.9 442.1 430.5 600 464.5 423.6 437 574 443 410 420 532 432 420 411 512
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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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