R version 2.12.1 (2010-12-16)
Copyright (C) 2010 The R Foundation for Statistical Computing
ISBN 3-900051-07-0
Platform: x86_64-redhat-linux-gnu (64-bit)

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> x <- c(26281,23899,25727,30733,28599,16723,43738,45272,46532,41032,37967,35366,33892,21560,26588,33527,24859,17952,45504,40129,40357,41913,33730,37842,33025,24050,30429,34507,25189,20253,48527,44446,46380,48950,38883,42928,37107,30186,32602,39892,32194,21629,59968,45694,55756,48554,41052,49822,39191,31994,35735,38930,33658,23849,58972,59249,63955,53785,52760,44795,37348,32370,32717,40974,33591,21124,58608,46865,51378,46235,47206,45382,41227,33795,31295,42625,33625,21538,56421,53152,53536,52408,41454,38271,35306,26414,31917,38030,27534,18387)
> par1 = '0'
> ylab = 'Dichtheid'
> xlab = 'inschrijvingen nieuwe personenwagens'
> #'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: 
> if (par1 == '0') bw <- 'nrd0'
> if (par1 != '0') bw <- as.numeric(par1)
> postscript(file="/var/www/wessaorg/rcomp/tmp/1wuag1298382587.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> mydensity1<-density(x,bw=bw,kernel='gaussian',na.rm=TRUE)
> plot(mydensity1,main='Gaussian Kernel',xlab=xlab,ylab=ylab)
> grid()
> dev.off()
null device 
          1 
> mydensity1

Call:
	density.default(x = x, bw = bw, kernel = "gaussian", na.rm = TRUE)

Data: x (90 obs.);	Bandwidth 'bw' = 3877

       x               y            
 Min.   : 5093   Min.   :1.358e-08  
 1st Qu.:22716   1st Qu.:2.248e-06  
 Median :40339   Median :1.274e-05  
 Mean   :40339   Mean   :1.417e-05  
 3rd Qu.:57962   3rd Qu.:2.486e-05  
 Max.   :75585   Max.   :3.334e-05  
> postscript(file="/var/www/wessaorg/rcomp/tmp/2ayu41298382587.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> mydensity2<-density(x,bw=bw,kernel='epanechnikov',na.rm=TRUE)
> plot(mydensity2,main='Epanechnikov Kernel',xlab=xlab,ylab=ylab)
> grid()
> dev.off()
null device 
          1 
> postscript(file="/var/www/wessaorg/rcomp/tmp/3voxq1298382587.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> mydensity3<-density(x,bw=bw,kernel='rectangular',na.rm=TRUE)
> plot(mydensity3,main='Rectangular Kernel',xlab=xlab,ylab=ylab)
> grid()
> dev.off()
null device 
          1 
> postscript(file="/var/www/wessaorg/rcomp/tmp/4esg41298382587.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> mydensity4<-density(x,bw=bw,kernel='triangular',na.rm=TRUE)
> plot(mydensity4,main='Triangular Kernel',xlab=xlab,ylab=ylab)
> grid()
> dev.off()
null device 
          1 
> postscript(file="/var/www/wessaorg/rcomp/tmp/5ntrx1298382587.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> mydensity5<-density(x,bw=bw,kernel='biweight',na.rm=TRUE)
> plot(mydensity5,main='Biweight Kernel',xlab=xlab,ylab=ylab)
> grid()
> dev.off()
null device 
          1 
> postscript(file="/var/www/wessaorg/rcomp/tmp/6w7ph1298382587.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> mydensity6<-density(x,bw=bw,kernel='cosine',na.rm=TRUE)
> plot(mydensity6,main='Cosine Kernel',xlab=xlab,ylab=ylab)
> grid()
> dev.off()
null device 
          1 
> postscript(file="/var/www/wessaorg/rcomp/tmp/7rvqp1298382587.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> mydensity7<-density(x,bw=bw,kernel='optcosine',na.rm=TRUE)
> plot(mydensity7,main='Optcosine Kernel',xlab=xlab,ylab=ylab)
> grid()
> dev.off()
null device 
          1 
> 
> #Note: the /var/www/wessaorg/rcomp/createtable file can be downloaded at http://www.wessa.net/cretab
> load(file="/var/www/wessaorg/rcomp/createtable")
> 
> a<-table.start()
> a<-table.row.start(a)
> a<-table.element(a,'Properties of Density Trace',2,TRUE)
> a<-table.row.end(a)
> a<-table.row.start(a)
> a<-table.element(a,'Bandwidth',header=TRUE)
> a<-table.element(a,mydensity1$bw)
> a<-table.row.end(a)
> a<-table.row.start(a)
> a<-table.element(a,'#Observations',header=TRUE)
> a<-table.element(a,mydensity1$n)
> a<-table.row.end(a)
> a<-table.end(a)
> table.save(a,file="/var/www/wessaorg/rcomp/tmp/8jcxp1298382587.tab") 
> 
> try(system("convert tmp/1wuag1298382587.ps tmp/1wuag1298382587.png",intern=TRUE))
character(0)
> try(system("convert tmp/2ayu41298382587.ps tmp/2ayu41298382587.png",intern=TRUE))
character(0)
> try(system("convert tmp/3voxq1298382587.ps tmp/3voxq1298382587.png",intern=TRUE))
character(0)
> try(system("convert tmp/4esg41298382587.ps tmp/4esg41298382587.png",intern=TRUE))
character(0)
> try(system("convert tmp/5ntrx1298382587.ps tmp/5ntrx1298382587.png",intern=TRUE))
character(0)
> try(system("convert tmp/6w7ph1298382587.ps tmp/6w7ph1298382587.png",intern=TRUE))
character(0)
> try(system("convert tmp/7rvqp1298382587.ps tmp/7rvqp1298382587.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  1.780   0.280   2.201