R version 2.8.0 (2008-10-20)
Copyright (C) 2008 The R Foundation for Statistical Computing
ISBN 3-900051-07-0

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> x <- c(21.1,21,20.4,19.5,18.6,18.8,23.7,24.8,25,23.6,22.3,21.8,20.8,19.7,18.3,17.4,17,18.1,23.9,25.6,25.3,23.6,21.9,21.4,20.6,20.5,20.2,20.6,19.7,19.3,22.8,23.5,23.8,22.6,22,21.7,20.7,20.2,19.1,19.5,18.7,18.6,22.2,23.2,23.5,21.3,20,18.7,18.9,18.3,18.4,19.9,19.2,18.5,20.9,20.5,19.4,18.1,17,17)
> par5 = '12'
> par4 = '1'
> par3 = '2'
> par2 = '1'
> par1 = '48'
> #'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$_version), Office for Research Development and Education, URL http://www.wessa.net/rwasp_YOURPAGE.wasp/
> #Source of accompanying publication: Office for Research, Development, and Education
> #Technical description: Write here your technical program description (don't use hard returns!)
> if (par1 == 'Default') {
+ par1 = 10*log10(length(x))
+ } else {
+ par1 <- as.numeric(par1)
+ }
> par2 <- as.numeric(par2)
> par3 <- as.numeric(par3)
> par4 <- as.numeric(par4)
> par5 <- as.numeric(par5)
> if (par2 == 0) {
+ x <- log(x)
+ } else {
+ x <- (x ^ par2 - 1) / par2
+ }
> if (par3 > 0) x <- diff(x,lag=1,difference=par3)
> if (par4 > 0) x <- diff(x,lag=par5,difference=par4)
> postscript(file="/var/www/html/rcomp/tmp/1k6zh1229862889.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> racf <- acf(x,par1,main='Autocorrelation',xlab='lags',ylab='ACF')
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/2ks861229862889.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> rpacf <- pacf(x,par1,main='Partial Autocorrelation',xlab='lags',ylab='PACF')
> dev.off()
null device 
          1 
> (myacf <- c(racf$acf))
 [1]  1.000000000 -0.081504465  0.182533676 -0.326698956 -0.311639171
 [6] -0.211215378 -0.105494173  0.251627062  0.051460572  0.428560618
[11] -0.098683215  0.008248827 -0.238232178 -0.228621159 -0.008778568
[16] -0.037308915  0.290903587  0.157635841  0.042076585 -0.042757681
[21] -0.207204480 -0.099212956 -0.176630846  0.122975632  0.033600727
[26]  0.280384441  0.067201453 -0.016421977 -0.132132587 -0.146889662
[31] -0.051914636 -0.056379597  0.095807477  0.071969124  0.070077191
[36]  0.012184047  0.010140760 -0.127213561 -0.026184350 -0.054109278
[41]  0.004540639  0.018843651  0.051763281  0.007492054  0.020432874
[46]  0.004767671
> (mypacf <- c(rpacf$acf))
 [1] -8.150446e-02  1.770670e-01 -3.118065e-01 -4.252873e-01 -2.253582e-01
 [6] -1.940585e-01  4.526098e-02 -1.798132e-01  1.922633e-01 -2.053460e-02
[11] -6.542957e-02 -2.306051e-02 -1.128315e-01  2.189234e-02 -5.929854e-02
[16]  3.602012e-02  1.904883e-01 -1.960460e-01  1.254308e-02 -2.994625e-02
[21] -3.025241e-05 -9.342958e-02 -8.069956e-02 -8.132731e-03  9.275116e-02
[26] -5.650084e-02  2.668744e-02 -1.075208e-01  1.301653e-01  2.643469e-02
[31] -4.543809e-02 -7.023134e-02 -3.810404e-02 -9.923926e-02 -2.445434e-02
[36]  1.460531e-02 -6.143705e-02 -5.700226e-02 -3.758111e-04 -8.041736e-02
[41] -1.234139e-01 -1.538370e-01 -3.793341e-02 -2.677001e-02 -6.039342e-02
> lengthx <- length(x)
> sqrtn <- sqrt(lengthx)
> 
> #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,'Autocorrelation Function',4,TRUE)
> a<-table.row.end(a)
> a<-table.row.start(a)
> a<-table.element(a,'Time lag k',header=TRUE)
> a<-table.element(a,hyperlink('http://www.xycoon.com/basics.htm','ACF(k)','click here for more information about the Autocorrelation Function'),header=TRUE)
> a<-table.element(a,'T-STAT',header=TRUE)
> a<-table.element(a,'P-value',header=TRUE)
> a<-table.row.end(a)
> for (i in 2:(par1+1)) {
+ a<-table.row.start(a)
+ a<-table.element(a,i-1,header=TRUE)
+ a<-table.element(a,round(myacf[i],6))
+ mytstat <- myacf[i]*sqrtn
+ a<-table.element(a,round(mytstat,4))
+ a<-table.element(a,round(1-pt(abs(mytstat),lengthx),6))
+ a<-table.row.end(a)
+ }
> a<-table.end(a)
> table.save(a,file="/var/www/html/rcomp/tmp/3na9p1229862889.tab") 
> a<-table.start()
> a<-table.row.start(a)
> a<-table.element(a,'Partial Autocorrelation Function',4,TRUE)
> a<-table.row.end(a)
> a<-table.row.start(a)
> a<-table.element(a,'Time lag k',header=TRUE)
> a<-table.element(a,hyperlink('http://www.xycoon.com/basics.htm','PACF(k)','click here for more information about the Partial Autocorrelation Function'),header=TRUE)
> a<-table.element(a,'T-STAT',header=TRUE)
> a<-table.element(a,'P-value',header=TRUE)
> a<-table.row.end(a)
> for (i in 1:par1) {
+ a<-table.row.start(a)
+ a<-table.element(a,i,header=TRUE)
+ a<-table.element(a,round(mypacf[i],6))
+ mytstat <- mypacf[i]*sqrtn
+ a<-table.element(a,round(mytstat,4))
+ a<-table.element(a,round(1-pt(abs(mytstat),lengthx),6))
+ a<-table.row.end(a)
+ }
> a<-table.end(a)
> table.save(a,file="/var/www/html/rcomp/tmp/4wcev1229862889.tab") 
> 
> system("convert tmp/1k6zh1229862889.ps tmp/1k6zh1229862889.png")
> system("convert tmp/2ks861229862889.ps tmp/2ks861229862889.png")
> 
> 
> proc.time()
   user  system elapsed 
  0.574   0.304   0.730