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Type 'q()' to quit R. > x <- array(list(-1.2 + ,23.6 + ,-1.5 + ,-0.1 + ,0.8 + ,-2.4 + ,-1.2 + ,-2.4 + ,25.7 + ,-4.4 + ,-1.5 + ,-0.1 + ,0.8 + ,-2.4 + ,0.8 + ,32.5 + ,-4.2 + ,-4.4 + ,-1.5 + ,-0.1 + ,0.8 + ,-0.1 + ,33.5 + ,3.5 + ,-4.2 + ,-4.4 + ,-1.5 + ,-0.1 + ,-1.5 + ,34.5 + ,10 + ,3.5 + ,-4.2 + ,-4.4 + ,-1.5 + ,-4.4 + ,27.9 + ,8.6 + ,10 + ,3.5 + ,-4.2 + ,-4.4 + ,-4.2 + ,45.3 + ,9.5 + ,8.6 + ,10 + ,3.5 + ,-4.2 + ,3.5 + ,40.8 + ,9.9 + ,9.5 + ,8.6 + ,10 + ,3.5 + ,10 + ,58.5 + ,10.4 + ,9.9 + ,9.5 + ,8.6 + ,10 + ,8.6 + ,32.5 + ,16 + ,10.4 + ,9.9 + ,9.5 + ,8.6 + ,9.5 + ,35.5 + ,12.7 + ,16 + ,10.4 + ,9.9 + ,9.5 + ,9.9 + ,46.7 + ,10.2 + ,12.7 + ,16 + ,10.4 + ,9.9 + ,10.4 + ,53.2 + ,8.9 + ,10.2 + ,12.7 + ,16 + ,10.4 + ,16 + ,36.1 + ,12.6 + ,8.9 + ,10.2 + ,12.7 + ,16 + ,12.7 + ,54 + ,13.6 + ,12.6 + ,8.9 + ,10.2 + ,12.7 + ,10.2 + ,58.1 + ,14.8 + ,13.6 + ,12.6 + ,8.9 + ,10.2 + ,8.9 + ,41.8 + ,9.5 + ,14.8 + ,13.6 + ,12.6 + ,8.9 + ,12.6 + ,43.1 + ,13.7 + ,9.5 + ,14.8 + ,13.6 + ,12.6 + ,13.6 + ,76 + ,17 + ,13.7 + ,9.5 + ,14.8 + ,13.6 + ,14.8 + ,42.8 + ,14.7 + ,17 + ,13.7 + ,9.5 + ,14.8 + ,9.5 + ,41 + ,17.4 + ,14.7 + ,17 + ,13.7 + ,9.5 + ,13.7 + ,61.4 + ,9 + ,17.4 + ,14.7 + ,17 + ,13.7 + ,17 + ,34.2 + ,9.1 + ,9 + ,17.4 + ,14.7 + ,17 + ,14.7 + ,53.8 + ,12.2 + ,9.1 + ,9 + ,17.4 + ,14.7 + ,17.4 + ,80.7 + ,15.9 + ,12.2 + ,9.1 + ,9 + ,17.4 + ,9 + ,79.5 + ,12.9 + ,15.9 + ,12.2 + ,9.1 + ,9 + ,9.1 + ,96.5 + ,10.9 + ,12.9 + ,15.9 + ,12.2 + ,9.1 + ,12.2 + ,108.3 + ,10.6 + ,10.9 + ,12.9 + ,15.9 + ,12.2 + ,15.9 + ,100.1 + ,13.2 + ,10.6 + ,10.9 + ,12.9 + ,15.9 + ,12.9 + ,108.5 + ,9.6 + ,13.2 + ,10.6 + ,10.9 + ,12.9 + ,10.9 + ,127.4 + ,6.4 + ,9.6 + ,13.2 + ,10.6 + ,10.9 + ,10.6 + ,86.5 + ,5.8 + ,6.4 + ,9.6 + ,13.2 + ,10.6 + ,13.2 + ,71.4 + ,-1 + ,5.8 + ,6.4 + ,9.6 + ,13.2 + ,9.6 + ,88.2 + ,-0.2 + ,-1 + ,5.8 + ,6.4 + ,9.6 + ,6.4 + ,135.6 + ,2.7 + ,-0.2 + ,-1 + ,5.8 + ,6.4 + ,5.8 + ,70.5 + ,3.6 + ,2.7 + ,-0.2 + ,-1 + ,5.8 + ,-1 + ,87.5 + ,-0.9 + ,3.6 + ,2.7 + ,-0.2 + ,-1 + ,-0.2 + ,73.3 + ,0.3 + ,-0.9 + ,3.6 + ,2.7 + ,-0.2 + ,2.7 + ,92.2 + ,-1.1 + ,0.3 + ,-0.9 + ,3.6 + ,2.7 + ,3.6 + ,61.1 + ,-2.5 + ,-1.1 + ,0.3 + ,-0.9 + ,3.6 + ,-0.9 + ,45.7 + ,-3.4 + ,-2.5 + ,-1.1 + ,0.3 + ,-0.9 + ,0.3 + ,30.5 + ,-3.5 + ,-3.4 + ,-2.5 + ,-1.1 + ,0.3 + ,-1.1 + ,34.8 + ,-3.9 + ,-3.5 + ,-3.4 + ,-2.5 + ,-1.1 + ,-2.5 + ,29.2 + ,-4.6 + ,-3.9 + ,-3.5 + ,-3.4 + ,-2.5 + ,-3.4 + ,56.7 + ,-0.1 + ,-4.6 + ,-3.9 + ,-3.5 + ,-3.4 + ,-3.5 + ,67.1 + ,4.3 + ,-0.1 + ,-4.6 + ,-3.9 + ,-3.5 + ,-3.9 + ,41.8 + ,10.2 + ,4.3 + ,-0.1 + ,-4.6 + ,-3.9 + ,-4.6 + ,46.8 + ,8.7 + ,10.2 + ,4.3 + ,-0.1 + ,-4.6 + ,-0.1 + ,50.1 + ,13.3 + ,8.7 + ,10.2 + ,4.3 + ,-0.1 + ,4.3 + ,81.9 + ,15 + ,13.3 + ,8.7 + ,10.2 + ,4.3 + ,10.2 + ,115.8 + ,20.7 + ,15 + ,13.3 + ,8.7 + ,10.2 + ,8.7 + ,102.5 + ,20.7 + ,20.7 + ,15 + ,13.3 + ,8.7 + ,13.3 + ,106.6 + ,26.4 + ,20.7 + ,20.7 + ,15 + ,13.3 + ,15 + ,101.4 + ,31.2 + ,26.4 + ,20.7 + ,20.7 + ,15 + ,20.7 + ,136.1 + ,31.4 + ,31.2 + ,26.4 + ,20.7 + ,20.7 + ,20.7 + ,143.4 + ,26.6 + ,31.4 + ,31.2 + ,26.4 + ,20.7 + ,26.4 + ,127.5 + ,26.6 + ,26.6 + ,31.4 + ,31.2 + ,26.4 + ,31.2 + ,113.8 + ,19.2 + ,26.6 + ,26.6 + ,31.4 + ,31.2 + ,31.4 + ,75.3 + ,6.5 + ,19.2 + ,26.6 + ,26.6 + ,31.4 + ,26.6 + ,98.5 + ,3.1 + ,6.5 + ,19.2 + ,26.6 + ,26.6 + ,26.6 + ,113.7 + ,-0.2 + ,3.1 + ,6.5 + ,19.2 + ,26.6 + ,19.2 + ,103.7 + ,-4 + ,-0.2 + ,3.1 + ,6.5 + ,19.2 + ,6.5 + ,73.9 + ,-12.6 + ,-4 + ,-0.2 + ,3.1 + ,6.5 + ,3.1 + ,52.5 + ,-13 + ,-12.6 + ,-4 + ,-0.2 + ,3.1 + ,-0.2 + ,63.9 + ,-17.6 + ,-13 + ,-12.6 + ,-4 + ,-0.2 + ,-4 + ,44.9 + ,-21.7 + ,-17.6 + ,-13 + ,-12.6 + ,-4 + ,-12.6 + ,31.3 + ,-23.2 + ,-21.7 + ,-17.6 + ,-13 + ,-12.6 + ,-13 + ,24.9 + ,-16.8 + ,-23.2 + ,-21.7 + ,-17.6 + ,-13) + ,dim=c(7 + ,68) + ,dimnames=list(c('Y' + ,'X' + ,'Y1' + ,'Y2' + ,'Y3' + ,'Y4' + ,'Y5') + ,1:68)) > y <- array(NA,dim=c(7,68),dimnames=list(c('Y','X','Y1','Y2','Y3','Y4','Y5'),1:68)) > for (i in 1:dim(x)[1]) + { + for (j in 1:dim(x)[2]) + { + y[i,j] <- as.numeric(x[i,j]) + } + } > par3 = 'Linear Trend' > par2 = 'Include Monthly Dummies' > par1 = '1' > #'GNU S' R Code compiled by R2WASP v. 1.0.44 () > #Author: Prof. Dr. P. Wessa > #To cite this work: AUTHOR(S), (YEAR), YOUR SOFTWARE TITLE (vNUMBER) in Free Statistics Software (v$_version), Office for Research Development and Education, URL http://www.wessa.net/rwasp_YOURPAGE.wasp/ > #Source of accompanying publication: Office for Research, Development, and Education > #Technical description: Write here your technical program description (don't use hard returns!) > library(lattice) > library(lmtest) Loading required package: zoo Attaching package: 'zoo' The following object(s) are masked from package:base : as.Date.numeric > n25 <- 25 #minimum number of obs. for Goldfeld-Quandt test > par1 <- as.numeric(par1) > x <- t(y) > k <- length(x[1,]) > n <- length(x[,1]) > x1 <- cbind(x[,par1], x[,1:k!=par1]) > mycolnames <- c(colnames(x)[par1], colnames(x)[1:k!=par1]) > colnames(x1) <- mycolnames #colnames(x)[par1] > x <- x1 > if (par3 == 'First Differences'){ + x2 <- array(0, dim=c(n-1,k), dimnames=list(1:(n-1), paste('(1-B)',colnames(x),sep=''))) + for (i in 1:n-1) { + for (j in 1:k) { + x2[i,j] <- x[i+1,j] - x[i,j] + } + } + x <- x2 + } > if (par2 == 'Include Monthly Dummies'){ + x2 <- array(0, dim=c(n,11), dimnames=list(1:n, paste('M', seq(1:11), sep =''))) + for (i in 1:11){ + x2[seq(i,n,12),i] <- 1 + } + x <- cbind(x, x2) + } > if (par2 == 'Include Quarterly Dummies'){ + x2 <- array(0, dim=c(n,3), dimnames=list(1:n, paste('Q', seq(1:3), sep =''))) + for (i in 1:3){ + x2[seq(i,n,4),i] <- 1 + } + x <- cbind(x, x2) + } > k <- length(x[1,]) > if (par3 == 'Linear Trend'){ + x <- cbind(x, c(1:n)) + colnames(x)[k+1] <- 't' + } > x Y X Y1 Y2 Y3 Y4 Y5 M1 M2 M3 M4 M5 M6 M7 M8 M9 M10 M11 1 -1.2 23.6 -1.5 -0.1 0.8 -2.4 -1.2 1 0 0 0 0 0 0 0 0 0 0 2 -2.4 25.7 -4.4 -1.5 -0.1 0.8 -2.4 0 1 0 0 0 0 0 0 0 0 0 3 0.8 32.5 -4.2 -4.4 -1.5 -0.1 0.8 0 0 1 0 0 0 0 0 0 0 0 4 -0.1 33.5 3.5 -4.2 -4.4 -1.5 -0.1 0 0 0 1 0 0 0 0 0 0 0 5 -1.5 34.5 10.0 3.5 -4.2 -4.4 -1.5 0 0 0 0 1 0 0 0 0 0 0 6 -4.4 27.9 8.6 10.0 3.5 -4.2 -4.4 0 0 0 0 0 1 0 0 0 0 0 7 -4.2 45.3 9.5 8.6 10.0 3.5 -4.2 0 0 0 0 0 0 1 0 0 0 0 8 3.5 40.8 9.9 9.5 8.6 10.0 3.5 0 0 0 0 0 0 0 1 0 0 0 9 10.0 58.5 10.4 9.9 9.5 8.6 10.0 0 0 0 0 0 0 0 0 1 0 0 10 8.6 32.5 16.0 10.4 9.9 9.5 8.6 0 0 0 0 0 0 0 0 0 1 0 11 9.5 35.5 12.7 16.0 10.4 9.9 9.5 0 0 0 0 0 0 0 0 0 0 1 12 9.9 46.7 10.2 12.7 16.0 10.4 9.9 0 0 0 0 0 0 0 0 0 0 0 13 10.4 53.2 8.9 10.2 12.7 16.0 10.4 1 0 0 0 0 0 0 0 0 0 0 14 16.0 36.1 12.6 8.9 10.2 12.7 16.0 0 1 0 0 0 0 0 0 0 0 0 15 12.7 54.0 13.6 12.6 8.9 10.2 12.7 0 0 1 0 0 0 0 0 0 0 0 16 10.2 58.1 14.8 13.6 12.6 8.9 10.2 0 0 0 1 0 0 0 0 0 0 0 17 8.9 41.8 9.5 14.8 13.6 12.6 8.9 0 0 0 0 1 0 0 0 0 0 0 18 12.6 43.1 13.7 9.5 14.8 13.6 12.6 0 0 0 0 0 1 0 0 0 0 0 19 13.6 76.0 17.0 13.7 9.5 14.8 13.6 0 0 0 0 0 0 1 0 0 0 0 20 14.8 42.8 14.7 17.0 13.7 9.5 14.8 0 0 0 0 0 0 0 1 0 0 0 21 9.5 41.0 17.4 14.7 17.0 13.7 9.5 0 0 0 0 0 0 0 0 1 0 0 22 13.7 61.4 9.0 17.4 14.7 17.0 13.7 0 0 0 0 0 0 0 0 0 1 0 23 17.0 34.2 9.1 9.0 17.4 14.7 17.0 0 0 0 0 0 0 0 0 0 0 1 24 14.7 53.8 12.2 9.1 9.0 17.4 14.7 0 0 0 0 0 0 0 0 0 0 0 25 17.4 80.7 15.9 12.2 9.1 9.0 17.4 1 0 0 0 0 0 0 0 0 0 0 26 9.0 79.5 12.9 15.9 12.2 9.1 9.0 0 1 0 0 0 0 0 0 0 0 0 27 9.1 96.5 10.9 12.9 15.9 12.2 9.1 0 0 1 0 0 0 0 0 0 0 0 28 12.2 108.3 10.6 10.9 12.9 15.9 12.2 0 0 0 1 0 0 0 0 0 0 0 29 15.9 100.1 13.2 10.6 10.9 12.9 15.9 0 0 0 0 1 0 0 0 0 0 0 30 12.9 108.5 9.6 13.2 10.6 10.9 12.9 0 0 0 0 0 1 0 0 0 0 0 31 10.9 127.4 6.4 9.6 13.2 10.6 10.9 0 0 0 0 0 0 1 0 0 0 0 32 10.6 86.5 5.8 6.4 9.6 13.2 10.6 0 0 0 0 0 0 0 1 0 0 0 33 13.2 71.4 -1.0 5.8 6.4 9.6 13.2 0 0 0 0 0 0 0 0 1 0 0 34 9.6 88.2 -0.2 -1.0 5.8 6.4 9.6 0 0 0 0 0 0 0 0 0 1 0 35 6.4 135.6 2.7 -0.2 -1.0 5.8 6.4 0 0 0 0 0 0 0 0 0 0 1 36 5.8 70.5 3.6 2.7 -0.2 -1.0 5.8 0 0 0 0 0 0 0 0 0 0 0 37 -1.0 87.5 -0.9 3.6 2.7 -0.2 -1.0 1 0 0 0 0 0 0 0 0 0 0 38 -0.2 73.3 0.3 -0.9 3.6 2.7 -0.2 0 1 0 0 0 0 0 0 0 0 0 39 2.7 92.2 -1.1 0.3 -0.9 3.6 2.7 0 0 1 0 0 0 0 0 0 0 0 40 3.6 61.1 -2.5 -1.1 0.3 -0.9 3.6 0 0 0 1 0 0 0 0 0 0 0 41 -0.9 45.7 -3.4 -2.5 -1.1 0.3 -0.9 0 0 0 0 1 0 0 0 0 0 0 42 0.3 30.5 -3.5 -3.4 -2.5 -1.1 0.3 0 0 0 0 0 1 0 0 0 0 0 43 -1.1 34.8 -3.9 -3.5 -3.4 -2.5 -1.1 0 0 0 0 0 0 1 0 0 0 0 44 -2.5 29.2 -4.6 -3.9 -3.5 -3.4 -2.5 0 0 0 0 0 0 0 1 0 0 0 45 -3.4 56.7 -0.1 -4.6 -3.9 -3.5 -3.4 0 0 0 0 0 0 0 0 1 0 0 46 -3.5 67.1 4.3 -0.1 -4.6 -3.9 -3.5 0 0 0 0 0 0 0 0 0 1 0 47 -3.9 41.8 10.2 4.3 -0.1 -4.6 -3.9 0 0 0 0 0 0 0 0 0 0 1 48 -4.6 46.8 8.7 10.2 4.3 -0.1 -4.6 0 0 0 0 0 0 0 0 0 0 0 49 -0.1 50.1 13.3 8.7 10.2 4.3 -0.1 1 0 0 0 0 0 0 0 0 0 0 50 4.3 81.9 15.0 13.3 8.7 10.2 4.3 0 1 0 0 0 0 0 0 0 0 0 51 10.2 115.8 20.7 15.0 13.3 8.7 10.2 0 0 1 0 0 0 0 0 0 0 0 52 8.7 102.5 20.7 20.7 15.0 13.3 8.7 0 0 0 1 0 0 0 0 0 0 0 53 13.3 106.6 26.4 20.7 20.7 15.0 13.3 0 0 0 0 1 0 0 0 0 0 0 54 15.0 101.4 31.2 26.4 20.7 20.7 15.0 0 0 0 0 0 1 0 0 0 0 0 55 20.7 136.1 31.4 31.2 26.4 20.7 20.7 0 0 0 0 0 0 1 0 0 0 0 56 20.7 143.4 26.6 31.4 31.2 26.4 20.7 0 0 0 0 0 0 0 1 0 0 0 57 26.4 127.5 26.6 26.6 31.4 31.2 26.4 0 0 0 0 0 0 0 0 1 0 0 58 31.2 113.8 19.2 26.6 26.6 31.4 31.2 0 0 0 0 0 0 0 0 0 1 0 59 31.4 75.3 6.5 19.2 26.6 26.6 31.4 0 0 0 0 0 0 0 0 0 0 1 60 26.6 98.5 3.1 6.5 19.2 26.6 26.6 0 0 0 0 0 0 0 0 0 0 0 61 26.6 113.7 -0.2 3.1 6.5 19.2 26.6 1 0 0 0 0 0 0 0 0 0 0 62 19.2 103.7 -4.0 -0.2 3.1 6.5 19.2 0 1 0 0 0 0 0 0 0 0 0 63 6.5 73.9 -12.6 -4.0 -0.2 3.1 6.5 0 0 1 0 0 0 0 0 0 0 0 64 3.1 52.5 -13.0 -12.6 -4.0 -0.2 3.1 0 0 0 1 0 0 0 0 0 0 0 65 -0.2 63.9 -17.6 -13.0 -12.6 -4.0 -0.2 0 0 0 0 1 0 0 0 0 0 0 66 -4.0 44.9 -21.7 -17.6 -13.0 -12.6 -4.0 0 0 0 0 0 1 0 0 0 0 0 67 -12.6 31.3 -23.2 -21.7 -17.6 -13.0 -12.6 0 0 0 0 0 0 1 0 0 0 0 68 -13.0 24.9 -16.8 -23.2 -21.7 -17.6 -13.0 0 0 0 0 0 0 0 1 0 0 0 t 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 20 20 21 21 22 22 23 23 24 24 25 25 26 26 27 27 28 28 29 29 30 30 31 31 32 32 33 33 34 34 35 35 36 36 37 37 38 38 39 39 40 40 41 41 42 42 43 43 44 44 45 45 46 46 47 47 48 48 49 49 50 50 51 51 52 52 53 53 54 54 55 55 56 56 57 57 58 58 59 59 60 60 61 61 62 62 63 63 64 64 65 65 66 66 67 67 68 68 > k <- length(x[1,]) > df <- as.data.frame(x) > (mylm <- lm(df)) Call: lm(formula = df) Coefficients: (Intercept) X Y1 Y2 Y3 Y4 -6.741e-16 -5.520e-18 1.645e-16 -1.029e-16 5.917e-17 -6.484e-16 Y5 M1 M2 M3 M4 M5 1.000e+00 5.089e-16 6.136e-16 -1.923e-16 4.237e-16 -3.734e-16 M6 M7 M8 M9 M10 M11 5.181e-16 -2.913e-15 1.628e-16 3.053e-16 -9.533e-17 -1.796e-16 t 1.450e-17 > (mysum <- summary(mylm)) Call: lm(formula = df) Residuals: Min 1Q Median 3Q Max -1.434e-14 -5.361e-16 -3.819e-17 6.888e-16 3.656e-15 Coefficients: Estimate Std. Error t value Pr(>|t|) (Intercept) -6.741e-16 1.298e-15 -5.190e-01 0.6058 X -5.520e-18 1.504e-17 -3.670e-01 0.7151 Y1 1.645e-16 8.246e-17 1.995e+00 0.0517 . Y2 -1.029e-16 1.288e-16 -7.990e-01 0.4282 Y3 5.917e-17 1.311e-16 4.510e-01 0.6538 Y4 -6.484e-16 1.297e-16 -4.997e+00 7.8e-06 *** Y5 1.000e+00 8.954e-17 1.117e+16 < 2e-16 *** M1 5.089e-16 1.509e-15 3.370e-01 0.7374 M2 6.136e-16 1.507e-15 4.070e-01 0.6856 M3 -1.923e-16 1.541e-15 -1.250e-01 0.9012 M4 4.237e-16 1.518e-15 2.790e-01 0.7813 M5 -3.734e-16 1.516e-15 -2.460e-01 0.8064 M6 5.181e-16 1.517e-15 3.420e-01 0.7341 M7 -2.913e-15 1.537e-15 -1.895e+00 0.0640 . M8 1.628e-16 1.501e-15 1.080e-01 0.9141 M9 3.053e-16 1.563e-15 1.950e-01 0.8460 M10 -9.533e-17 1.565e-15 -6.100e-02 0.9517 M11 -1.796e-16 1.568e-15 -1.150e-01 0.9093 t 1.449e-17 2.034e-17 7.130e-01 0.4794 --- Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1 Residual standard error: 2.457e-15 on 49 degrees of freedom Multiple R-squared: 1, Adjusted R-squared: 1 F-statistic: 5.757e+31 on 18 and 49 DF, p-value: < 2.2e-16 > if (n > n25) { + kp3 <- k + 3 + nmkm3 <- n - k - 3 + gqarr <- array(NA, dim=c(nmkm3-kp3+1,3)) + numgqtests <- 0 + numsignificant1 <- 0 + numsignificant5 <- 0 + numsignificant10 <- 0 + for (mypoint in kp3:nmkm3) { + j <- 0 + numgqtests <- numgqtests + 1 + for (myalt in c('greater', 'two.sided', 'less')) { + j <- j + 1 + gqarr[mypoint-kp3+1,j] <- gqtest(mylm, point=mypoint, alternative=myalt)$p.value + } + if (gqarr[mypoint-kp3+1,2] < 0.01) numsignificant1 <- numsignificant1 + 1 + if (gqarr[mypoint-kp3+1,2] < 0.05) numsignificant5 <- numsignificant5 + 1 + if (gqarr[mypoint-kp3+1,2] < 0.10) numsignificant10 <- numsignificant10 + 1 + } + gqarr + } [,1] [,2] [,3] [1,] 8.052648e-01 3.894705e-01 1.947352e-01 [2,] 7.105883e-01 5.788233e-01 2.894117e-01 [3,] 2.221743e-01 4.443486e-01 7.778257e-01 [4,] 0.000000e+00 0.000000e+00 1.000000e+00 [5,] 8.193679e-01 3.612641e-01 1.806321e-01 [6,] 7.368246e-01 5.263508e-01 2.631754e-01 [7,] 5.498402e-01 9.003196e-01 4.501598e-01 [8,] 9.772822e-01 4.543563e-02 2.271782e-02 [9,] 1.000000e+00 4.464129e-15 2.232064e-15 [10,] 9.342488e-01 1.315023e-01 6.575117e-02 [11,] 6.000268e-03 1.200054e-02 9.939997e-01 [12,] 7.807576e-01 4.384848e-01 2.192424e-01 [13,] 9.996713e-01 6.573606e-04 3.286803e-04 [14,] 8.310393e-01 3.379213e-01 1.689607e-01 [15,] 9.999206e-01 1.588330e-04 7.941649e-05 [16,] 6.023450e-04 1.204690e-03 9.993977e-01 [17,] 9.994211e-01 1.157789e-03 5.788943e-04 [18,] 4.637446e-07 9.274892e-07 9.999995e-01 [19,] 9.745101e-01 5.097971e-02 2.548986e-02 [20,] 1.163637e-02 2.327274e-02 9.883636e-01 [21,] 9.666501e-01 6.669981e-02 3.334991e-02 [22,] 7.093006e-01 5.813987e-01 2.906994e-01 [23,] 8.520997e-02 1.704199e-01 9.147900e-01 [24,] 6.678182e-09 1.335636e-08 1.000000e+00 [25,] 3.005457e-01 6.010913e-01 6.994543e-01 > postscript(file="/var/www/html/rcomp/tmp/1xr811261315544.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) > plot(x[,1], type='l', main='Actuals and Interpolation', ylab='value of Actuals and Interpolation (dots)', xlab='time or index') > points(x[,1]-mysum$resid) > grid() > dev.off() null device 1 > postscript(file="/var/www/html/rcomp/tmp/2gyk71261315544.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) > plot(mysum$resid, type='b', pch=19, main='Residuals', ylab='value of Residuals', xlab='time or index') > grid() > dev.off() null device 1 > postscript(file="/var/www/html/rcomp/tmp/3xzhm1261315544.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) > hist(mysum$resid, main='Residual Histogram', xlab='values of Residuals') > grid() > dev.off() null device 1 > postscript(file="/var/www/html/rcomp/tmp/4pugu1261315544.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) > densityplot(~mysum$resid,col='black',main='Residual Density Plot', xlab='values of Residuals') > dev.off() null device 1 > postscript(file="/var/www/html/rcomp/tmp/5i3m01261315544.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) > qqnorm(mysum$resid, main='Residual Normal Q-Q Plot') > qqline(mysum$resid) > grid() > dev.off() null device 1 > (myerror <- as.ts(mysum$resid)) Time Series: Start = 1 End = 68 Frequency = 1 1 2 3 4 5 1.830497e-15 1.950635e-15 -4.887810e-16 6.498318e-16 -1.591761e-15 6 7 8 9 10 3.085354e-15 -1.433707e-14 7.582611e-16 4.615507e-17 6.843872e-16 11 12 13 14 15 -9.296114e-17 1.136440e-15 8.558004e-16 -5.701972e-16 -9.740048e-17 16 17 18 19 20 1.644229e-17 1.116605e-15 4.805509e-16 2.556671e-15 -9.832104e-16 21 22 23 24 25 7.737711e-16 2.663709e-16 9.779978e-16 -1.855197e-16 -9.815675e-16 26 27 28 29 30 -6.532705e-16 1.160680e-15 3.416723e-16 -1.029776e-16 -9.873376e-16 31 32 33 34 35 3.656404e-15 4.855206e-16 -7.290991e-16 3.572934e-16 -2.844050e-16 36 37 38 39 40 -8.797703e-16 6.782148e-17 9.821130e-16 -2.249979e-16 -5.130897e-16 41 42 43 44 45 6.847937e-16 -5.309716e-16 2.857891e-15 -8.885368e-17 1.247543e-17 46 47 48 49 50 -1.842456e-16 2.148776e-16 -1.412266e-16 4.429224e-16 -3.420742e-16 51 52 53 54 55 9.508470e-17 -1.175538e-16 7.006458e-16 -1.052947e-15 2.457639e-15 56 57 58 59 60 3.797489e-16 -1.033025e-16 -1.123806e-15 -8.155092e-16 7.007711e-17 61 62 63 64 65 -2.215473e-15 -1.367206e-15 -4.445849e-16 -3.773029e-16 -8.073063e-16 66 67 68 -9.946488e-16 2.808463e-15 -5.514664e-16 > postscript(file="/var/www/html/rcomp/tmp/62qho1261315544.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) > dum <- cbind(lag(myerror,k=1),myerror) > dum Time Series: Start = 0 End = 68 Frequency = 1 lag(myerror, k = 1) myerror 0 1.830497e-15 NA 1 1.950635e-15 1.830497e-15 2 -4.887810e-16 1.950635e-15 3 6.498318e-16 -4.887810e-16 4 -1.591761e-15 6.498318e-16 5 3.085354e-15 -1.591761e-15 6 -1.433707e-14 3.085354e-15 7 7.582611e-16 -1.433707e-14 8 4.615507e-17 7.582611e-16 9 6.843872e-16 4.615507e-17 10 -9.296114e-17 6.843872e-16 11 1.136440e-15 -9.296114e-17 12 8.558004e-16 1.136440e-15 13 -5.701972e-16 8.558004e-16 14 -9.740048e-17 -5.701972e-16 15 1.644229e-17 -9.740048e-17 16 1.116605e-15 1.644229e-17 17 4.805509e-16 1.116605e-15 18 2.556671e-15 4.805509e-16 19 -9.832104e-16 2.556671e-15 20 7.737711e-16 -9.832104e-16 21 2.663709e-16 7.737711e-16 22 9.779978e-16 2.663709e-16 23 -1.855197e-16 9.779978e-16 24 -9.815675e-16 -1.855197e-16 25 -6.532705e-16 -9.815675e-16 26 1.160680e-15 -6.532705e-16 27 3.416723e-16 1.160680e-15 28 -1.029776e-16 3.416723e-16 29 -9.873376e-16 -1.029776e-16 30 3.656404e-15 -9.873376e-16 31 4.855206e-16 3.656404e-15 32 -7.290991e-16 4.855206e-16 33 3.572934e-16 -7.290991e-16 34 -2.844050e-16 3.572934e-16 35 -8.797703e-16 -2.844050e-16 36 6.782148e-17 -8.797703e-16 37 9.821130e-16 6.782148e-17 38 -2.249979e-16 9.821130e-16 39 -5.130897e-16 -2.249979e-16 40 6.847937e-16 -5.130897e-16 41 -5.309716e-16 6.847937e-16 42 2.857891e-15 -5.309716e-16 43 -8.885368e-17 2.857891e-15 44 1.247543e-17 -8.885368e-17 45 -1.842456e-16 1.247543e-17 46 2.148776e-16 -1.842456e-16 47 -1.412266e-16 2.148776e-16 48 4.429224e-16 -1.412266e-16 49 -3.420742e-16 4.429224e-16 50 9.508470e-17 -3.420742e-16 51 -1.175538e-16 9.508470e-17 52 7.006458e-16 -1.175538e-16 53 -1.052947e-15 7.006458e-16 54 2.457639e-15 -1.052947e-15 55 3.797489e-16 2.457639e-15 56 -1.033025e-16 3.797489e-16 57 -1.123806e-15 -1.033025e-16 58 -8.155092e-16 -1.123806e-15 59 7.007711e-17 -8.155092e-16 60 -2.215473e-15 7.007711e-17 61 -1.367206e-15 -2.215473e-15 62 -4.445849e-16 -1.367206e-15 63 -3.773029e-16 -4.445849e-16 64 -8.073063e-16 -3.773029e-16 65 -9.946488e-16 -8.073063e-16 66 2.808463e-15 -9.946488e-16 67 -5.514664e-16 2.808463e-15 68 NA -5.514664e-16 > dum1 <- dum[2:length(myerror),] > dum1 lag(myerror, k = 1) myerror [1,] 1.950635e-15 1.830497e-15 [2,] -4.887810e-16 1.950635e-15 [3,] 6.498318e-16 -4.887810e-16 [4,] -1.591761e-15 6.498318e-16 [5,] 3.085354e-15 -1.591761e-15 [6,] -1.433707e-14 3.085354e-15 [7,] 7.582611e-16 -1.433707e-14 [8,] 4.615507e-17 7.582611e-16 [9,] 6.843872e-16 4.615507e-17 [10,] -9.296114e-17 6.843872e-16 [11,] 1.136440e-15 -9.296114e-17 [12,] 8.558004e-16 1.136440e-15 [13,] -5.701972e-16 8.558004e-16 [14,] -9.740048e-17 -5.701972e-16 [15,] 1.644229e-17 -9.740048e-17 [16,] 1.116605e-15 1.644229e-17 [17,] 4.805509e-16 1.116605e-15 [18,] 2.556671e-15 4.805509e-16 [19,] -9.832104e-16 2.556671e-15 [20,] 7.737711e-16 -9.832104e-16 [21,] 2.663709e-16 7.737711e-16 [22,] 9.779978e-16 2.663709e-16 [23,] -1.855197e-16 9.779978e-16 [24,] -9.815675e-16 -1.855197e-16 [25,] -6.532705e-16 -9.815675e-16 [26,] 1.160680e-15 -6.532705e-16 [27,] 3.416723e-16 1.160680e-15 [28,] -1.029776e-16 3.416723e-16 [29,] -9.873376e-16 -1.029776e-16 [30,] 3.656404e-15 -9.873376e-16 [31,] 4.855206e-16 3.656404e-15 [32,] -7.290991e-16 4.855206e-16 [33,] 3.572934e-16 -7.290991e-16 [34,] -2.844050e-16 3.572934e-16 [35,] -8.797703e-16 -2.844050e-16 [36,] 6.782148e-17 -8.797703e-16 [37,] 9.821130e-16 6.782148e-17 [38,] -2.249979e-16 9.821130e-16 [39,] -5.130897e-16 -2.249979e-16 [40,] 6.847937e-16 -5.130897e-16 [41,] -5.309716e-16 6.847937e-16 [42,] 2.857891e-15 -5.309716e-16 [43,] -8.885368e-17 2.857891e-15 [44,] 1.247543e-17 -8.885368e-17 [45,] -1.842456e-16 1.247543e-17 [46,] 2.148776e-16 -1.842456e-16 [47,] -1.412266e-16 2.148776e-16 [48,] 4.429224e-16 -1.412266e-16 [49,] -3.420742e-16 4.429224e-16 [50,] 9.508470e-17 -3.420742e-16 [51,] -1.175538e-16 9.508470e-17 [52,] 7.006458e-16 -1.175538e-16 [53,] -1.052947e-15 7.006458e-16 [54,] 2.457639e-15 -1.052947e-15 [55,] 3.797489e-16 2.457639e-15 [56,] -1.033025e-16 3.797489e-16 [57,] -1.123806e-15 -1.033025e-16 [58,] -8.155092e-16 -1.123806e-15 [59,] 7.007711e-17 -8.155092e-16 [60,] -2.215473e-15 7.007711e-17 [61,] -1.367206e-15 -2.215473e-15 [62,] -4.445849e-16 -1.367206e-15 [63,] -3.773029e-16 -4.445849e-16 [64,] -8.073063e-16 -3.773029e-16 [65,] -9.946488e-16 -8.073063e-16 [66,] 2.808463e-15 -9.946488e-16 [67,] -5.514664e-16 2.808463e-15 > z <- as.data.frame(dum1) > z lag(myerror, k = 1) myerror 1 1.950635e-15 1.830497e-15 2 -4.887810e-16 1.950635e-15 3 6.498318e-16 -4.887810e-16 4 -1.591761e-15 6.498318e-16 5 3.085354e-15 -1.591761e-15 6 -1.433707e-14 3.085354e-15 7 7.582611e-16 -1.433707e-14 8 4.615507e-17 7.582611e-16 9 6.843872e-16 4.615507e-17 10 -9.296114e-17 6.843872e-16 11 1.136440e-15 -9.296114e-17 12 8.558004e-16 1.136440e-15 13 -5.701972e-16 8.558004e-16 14 -9.740048e-17 -5.701972e-16 15 1.644229e-17 -9.740048e-17 16 1.116605e-15 1.644229e-17 17 4.805509e-16 1.116605e-15 18 2.556671e-15 4.805509e-16 19 -9.832104e-16 2.556671e-15 20 7.737711e-16 -9.832104e-16 21 2.663709e-16 7.737711e-16 22 9.779978e-16 2.663709e-16 23 -1.855197e-16 9.779978e-16 24 -9.815675e-16 -1.855197e-16 25 -6.532705e-16 -9.815675e-16 26 1.160680e-15 -6.532705e-16 27 3.416723e-16 1.160680e-15 28 -1.029776e-16 3.416723e-16 29 -9.873376e-16 -1.029776e-16 30 3.656404e-15 -9.873376e-16 31 4.855206e-16 3.656404e-15 32 -7.290991e-16 4.855206e-16 33 3.572934e-16 -7.290991e-16 34 -2.844050e-16 3.572934e-16 35 -8.797703e-16 -2.844050e-16 36 6.782148e-17 -8.797703e-16 37 9.821130e-16 6.782148e-17 38 -2.249979e-16 9.821130e-16 39 -5.130897e-16 -2.249979e-16 40 6.847937e-16 -5.130897e-16 41 -5.309716e-16 6.847937e-16 42 2.857891e-15 -5.309716e-16 43 -8.885368e-17 2.857891e-15 44 1.247543e-17 -8.885368e-17 45 -1.842456e-16 1.247543e-17 46 2.148776e-16 -1.842456e-16 47 -1.412266e-16 2.148776e-16 48 4.429224e-16 -1.412266e-16 49 -3.420742e-16 4.429224e-16 50 9.508470e-17 -3.420742e-16 51 -1.175538e-16 9.508470e-17 52 7.006458e-16 -1.175538e-16 53 -1.052947e-15 7.006458e-16 54 2.457639e-15 -1.052947e-15 55 3.797489e-16 2.457639e-15 56 -1.033025e-16 3.797489e-16 57 -1.123806e-15 -1.033025e-16 58 -8.155092e-16 -1.123806e-15 59 7.007711e-17 -8.155092e-16 60 -2.215473e-15 7.007711e-17 61 -1.367206e-15 -2.215473e-15 62 -4.445849e-16 -1.367206e-15 63 -3.773029e-16 -4.445849e-16 64 -8.073063e-16 -3.773029e-16 65 -9.946488e-16 -8.073063e-16 66 2.808463e-15 -9.946488e-16 67 -5.514664e-16 2.808463e-15 > plot(z,main=paste('Residual Lag plot, lowess, and regression line'), ylab='values of Residuals', xlab='lagged values of Residuals') > lines(lowess(z)) > abline(lm(z)) > grid() > dev.off() null device 1 > postscript(file="/var/www/html/rcomp/tmp/7b19t1261315544.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) > acf(mysum$resid, lag.max=length(mysum$resid)/2, main='Residual Autocorrelation Function') > grid() > dev.off() null device 1 > postscript(file="/var/www/html/rcomp/tmp/8nw7f1261315544.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) > pacf(mysum$resid, lag.max=length(mysum$resid)/2, main='Residual Partial Autocorrelation Function') > grid() > dev.off() null device 1 > postscript(file="/var/www/html/rcomp/tmp/9tklp1261315544.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) > opar <- par(mfrow = c(2,2), oma = c(0, 0, 1.1, 0)) > plot(mylm, las = 1, sub='Residual Diagnostics') > par(opar) > dev.off() null device 1 > if (n > n25) { + postscript(file="/var/www/html/rcomp/tmp/10u8jp1261315544.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) + plot(kp3:nmkm3,gqarr[,2], main='Goldfeld-Quandt test',ylab='2-sided p-value',xlab='breakpoint') + grid() + dev.off() + } null device 1 > > #Note: the /var/www/html/rcomp/createtable file can be downloaded at http://www.wessa.net/cretab > load(file="/var/www/html/rcomp/createtable") > > a<-table.start() > a<-table.row.start(a) > a<-table.element(a, 'Multiple Linear Regression - Estimated Regression Equation', 1, TRUE) > a<-table.row.end(a) > myeq <- colnames(x)[1] > myeq <- paste(myeq, '[t] = ', sep='') > for (i in 1:k){ + if (mysum$coefficients[i,1] > 0) myeq <- paste(myeq, '+', '') + myeq <- paste(myeq, mysum$coefficients[i,1], sep=' ') + if (rownames(mysum$coefficients)[i] != '(Intercept)') { + myeq <- paste(myeq, rownames(mysum$coefficients)[i], sep='') + if (rownames(mysum$coefficients)[i] != 't') myeq <- paste(myeq, '[t]', sep='') + } + } > myeq <- paste(myeq, ' + e[t]') > a<-table.row.start(a) > a<-table.element(a, myeq) > a<-table.row.end(a) > a<-table.end(a) > table.save(a,file="/var/www/html/rcomp/tmp/11b83t1261315544.tab") > a<-table.start() > a<-table.row.start(a) > a<-table.element(a,hyperlink('http://www.xycoon.com/ols1.htm','Multiple Linear Regression - Ordinary Least Squares',''), 6, TRUE) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a,'Variable',header=TRUE) > a<-table.element(a,'Parameter',header=TRUE) > a<-table.element(a,'S.D.',header=TRUE) > a<-table.element(a,'T-STAT
H0: parameter = 0',header=TRUE) > a<-table.element(a,'2-tail p-value',header=TRUE) > a<-table.element(a,'1-tail p-value',header=TRUE) > a<-table.row.end(a) > for (i in 1:k){ + a<-table.row.start(a) + a<-table.element(a,rownames(mysum$coefficients)[i],header=TRUE) + a<-table.element(a,mysum$coefficients[i,1]) + a<-table.element(a, round(mysum$coefficients[i,2],6)) + a<-table.element(a, round(mysum$coefficients[i,3],4)) + a<-table.element(a, round(mysum$coefficients[i,4],6)) + a<-table.element(a, round(mysum$coefficients[i,4]/2,6)) + a<-table.row.end(a) + } > a<-table.end(a) > table.save(a,file="/var/www/html/rcomp/tmp/12jtt31261315544.tab") > a<-table.start() > a<-table.row.start(a) > a<-table.element(a, 'Multiple Linear Regression - Regression Statistics', 2, TRUE) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a, 'Multiple R',1,TRUE) > a<-table.element(a, sqrt(mysum$r.squared)) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a, 'R-squared',1,TRUE) > a<-table.element(a, mysum$r.squared) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a, 'Adjusted R-squared',1,TRUE) > a<-table.element(a, mysum$adj.r.squared) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a, 'F-TEST (value)',1,TRUE) > a<-table.element(a, mysum$fstatistic[1]) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a, 'F-TEST (DF numerator)',1,TRUE) > a<-table.element(a, mysum$fstatistic[2]) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a, 'F-TEST (DF denominator)',1,TRUE) > a<-table.element(a, mysum$fstatistic[3]) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a, 'p-value',1,TRUE) > a<-table.element(a, 1-pf(mysum$fstatistic[1],mysum$fstatistic[2],mysum$fstatistic[3])) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a, 'Multiple Linear Regression - Residual Statistics', 2, TRUE) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a, 'Residual Standard Deviation',1,TRUE) > a<-table.element(a, mysum$sigma) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a, 'Sum Squared Residuals',1,TRUE) > a<-table.element(a, sum(myerror*myerror)) > a<-table.row.end(a) > a<-table.end(a) > table.save(a,file="/var/www/html/rcomp/tmp/131hms1261315544.tab") > a<-table.start() > a<-table.row.start(a) > a<-table.element(a, 'Multiple Linear Regression - Actuals, Interpolation, and Residuals', 4, TRUE) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a, 'Time or Index', 1, TRUE) > a<-table.element(a, 'Actuals', 1, TRUE) > a<-table.element(a, 'Interpolation
Forecast', 1, TRUE) > a<-table.element(a, 'Residuals
Prediction Error', 1, TRUE) > a<-table.row.end(a) > for (i in 1:n) { + a<-table.row.start(a) + a<-table.element(a,i, 1, TRUE) + a<-table.element(a,x[i]) + a<-table.element(a,x[i]-mysum$resid[i]) + a<-table.element(a,mysum$resid[i]) + a<-table.row.end(a) + } > a<-table.end(a) > table.save(a,file="/var/www/html/rcomp/tmp/147vj61261315544.tab") > if (n > n25) { + a<-table.start() + a<-table.row.start(a) + a<-table.element(a,'Goldfeld-Quandt test for Heteroskedasticity',4,TRUE) + a<-table.row.end(a) + a<-table.row.start(a) + a<-table.element(a,'p-values',header=TRUE) + a<-table.element(a,'Alternative Hypothesis',3,header=TRUE) + a<-table.row.end(a) + a<-table.row.start(a) + a<-table.element(a,'breakpoint index',header=TRUE) + a<-table.element(a,'greater',header=TRUE) + a<-table.element(a,'2-sided',header=TRUE) + a<-table.element(a,'less',header=TRUE) + a<-table.row.end(a) + for (mypoint in kp3:nmkm3) { + a<-table.row.start(a) + a<-table.element(a,mypoint,header=TRUE) + a<-table.element(a,gqarr[mypoint-kp3+1,1]) + a<-table.element(a,gqarr[mypoint-kp3+1,2]) + a<-table.element(a,gqarr[mypoint-kp3+1,3]) + a<-table.row.end(a) + } + a<-table.end(a) + table.save(a,file="/var/www/html/rcomp/tmp/152cs71261315544.tab") + a<-table.start() + a<-table.row.start(a) + a<-table.element(a,'Meta Analysis of Goldfeld-Quandt test for Heteroskedasticity',4,TRUE) + a<-table.row.end(a) + a<-table.row.start(a) + a<-table.element(a,'Description',header=TRUE) + a<-table.element(a,'# significant tests',header=TRUE) + a<-table.element(a,'% significant tests',header=TRUE) + a<-table.element(a,'OK/NOK',header=TRUE) + a<-table.row.end(a) + a<-table.row.start(a) + a<-table.element(a,'1% type I error level',header=TRUE) + a<-table.element(a,numsignificant1) + a<-table.element(a,numsignificant1/numgqtests) + if (numsignificant1/numgqtests < 0.01) dum <- 'OK' else dum <- 'NOK' + a<-table.element(a,dum) + a<-table.row.end(a) + a<-table.row.start(a) + a<-table.element(a,'5% type I error level',header=TRUE) + a<-table.element(a,numsignificant5) + a<-table.element(a,numsignificant5/numgqtests) + if (numsignificant5/numgqtests < 0.05) dum <- 'OK' else dum <- 'NOK' + a<-table.element(a,dum) + a<-table.row.end(a) + a<-table.row.start(a) + a<-table.element(a,'10% type I error level',header=TRUE) + a<-table.element(a,numsignificant10) + a<-table.element(a,numsignificant10/numgqtests) + if (numsignificant10/numgqtests < 0.1) dum <- 'OK' else dum <- 'NOK' + a<-table.element(a,dum) + a<-table.row.end(a) + a<-table.end(a) + table.save(a,file="/var/www/html/rcomp/tmp/16vgmc1261315544.tab") + } > > try(system("convert tmp/1xr811261315544.ps tmp/1xr811261315544.png",intern=TRUE)) character(0) > try(system("convert tmp/2gyk71261315544.ps tmp/2gyk71261315544.png",intern=TRUE)) character(0) > try(system("convert tmp/3xzhm1261315544.ps tmp/3xzhm1261315544.png",intern=TRUE)) character(0) > try(system("convert tmp/4pugu1261315544.ps tmp/4pugu1261315544.png",intern=TRUE)) character(0) > try(system("convert tmp/5i3m01261315544.ps tmp/5i3m01261315544.png",intern=TRUE)) character(0) > try(system("convert tmp/62qho1261315544.ps tmp/62qho1261315544.png",intern=TRUE)) character(0) > try(system("convert tmp/7b19t1261315544.ps tmp/7b19t1261315544.png",intern=TRUE)) character(0) > try(system("convert tmp/8nw7f1261315544.ps tmp/8nw7f1261315544.png",intern=TRUE)) character(0) > try(system("convert tmp/9tklp1261315544.ps tmp/9tklp1261315544.png",intern=TRUE)) character(0) > try(system("convert tmp/10u8jp1261315544.ps tmp/10u8jp1261315544.png",intern=TRUE)) character(0) > > > proc.time() user system elapsed 2.512 1.538 3.188