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 = '0'
> 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$_version), Office for Research Development and Education, URL http://www.wessa.net/rwasp_YOURPAGE.wasp/
> #Source of accompanying publication: Office for Research, Development, and Education
> #Technical description: Write here your technical program description (don't use hard returns!)
> if (par1 == 'Default') {
+ par1 = 10*log10(length(x))
+ } else {
+ par1 <- as.numeric(par1)
+ }
> par2 <- as.numeric(par2)
> par3 <- as.numeric(par3)
> par4 <- as.numeric(par4)
> par5 <- as.numeric(par5)
> if (par2 == 0) {
+ x <- log(x)
+ } else {
+ x <- (x ^ par2 - 1) / par2
+ }
> if (par3 > 0) x <- diff(x,lag=1,difference=par3)
> if (par4 > 0) x <- diff(x,lag=par5,difference=par4)
> postscript(file="/var/www/html/rcomp/tmp/1ip341229858261.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> racf <- acf(x,par1,main='Autocorrelation',xlab='lags',ylab='ACF')
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/2s3xn1229858261.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> rpacf <- pacf(x,par1,main='Partial Autocorrelation',xlab='lags',ylab='PACF')
> dev.off()
null device 
          1 
> (myacf <- c(racf$acf))
 [1]  1.000000000  0.814620226  0.445943489  0.044810797 -0.194962633
 [6] -0.195951133 -0.014775602  0.221508104  0.357861975  0.348492346
[11]  0.168732177 -0.046457895 -0.205020631 -0.221361660 -0.096575292
[16]  0.070605942  0.177194575  0.135568542 -0.023637906 -0.204730558
[21] -0.320377022 -0.313969272 -0.193128858 -0.012506920  0.122372851
[26]  0.155082669  0.046085749 -0.135154958 -0.301673973 -0.374886948
[31] -0.327848103 -0.200731498 -0.065825979  0.002551915 -0.005974451
[36] -0.066680104 -0.125763603 -0.161969581 -0.129871290 -0.055133522
[41]  0.031281180  0.095230336  0.113269960  0.088354688  0.046683596
[46]  0.016914737 -0.003964461 -0.004232003
> (mypacf <- c(rpacf$acf))
 [1]  0.814620226 -0.647046907 -0.135112159  0.346906588  0.254934648
 [6] -0.003018136 -0.009737983 -0.098956578  0.105524998 -0.231267091
[11]  0.130891141  0.003391207  0.042140053  0.045600486 -0.115740309
[16] -0.122078097 -0.107026436 -0.034666082  0.187557910 -0.205419755
[21] -0.045557522  0.090313327  0.104699592 -0.092507908 -0.068886790
[26] -0.160694928  0.110416400 -0.137295579 -0.024415154 -0.149858385
[31]  0.020316190 -0.020851780  0.019507089 -0.073239918  0.138742255
[36] -0.079754775 -0.042102092  0.069447699 -0.021927782 -0.010012915
[41]  0.145194337  0.030826938  0.012494187 -0.104364923  0.056179484
[46] -0.095880674 -0.098870543
> 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/3tjtx1229858262.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/4e6hy1229858262.tab") 
> 
> system("convert tmp/1ip341229858261.ps tmp/1ip341229858261.png")
> system("convert tmp/2s3xn1229858261.ps tmp/2s3xn1229858261.png")
> 
> 
> proc.time()
   user  system elapsed 
  0.576   0.309   0.740