R version 2.7.2 (2008-08-25)
Copyright (C) 2008 The R Foundation for Statistical Computing
ISBN 3-900051-07-0

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> x <- c(4.71,4.72,4.71,4.72,4.71,4.71,4.71,4.72,4.72,4.84,4.84,4.84,4.84,4.84,4.84,4.84,4.84,4.84,4.84,4.84,4.84,4.91,4.91,4.91,4.91,4.91,4.91,4.91,4.91,4.91,4.91,4.91,4.91,4.92,4.96,4.96,4.96,4.96,4.96,4.96,4.96,4.96,4.96,4.96,4.96,5.04,5.04,5.04,5.04,5.04,5.04,5.04,5.04,5.04,5.04,5.04,5.04,5.09,5.09,5.09,5.09,5.09,5.09,5.09,5.09,5.09,5.09,5.09,5.09,5.43,5.43,5.43,5.43,5.43,5.43,5.43,5.43,5.43,5.43,5.43,5.43,5.53,5.53,5.53)
> ylab = 'Dichtheid'
> xlab = 'Gem. prijs voetbalwedstrijd 1e prov'
> #'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!)
> postscript(file="/var/www/html/freestat/rcomp/tmp/1q9ke1223647298.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> mydensity1<-density(x,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, kernel = "gaussian", na.rm = TRUE)

Data: x (84 obs.);	Bandwidth 'bw' = 0.05468

       x               y           
 Min.   :4.546   Min.   :0.002947  
 1st Qu.:4.833   1st Qu.:0.143364  
 Median :5.120   Median :0.714535  
 Mean   :5.120   Mean   :0.870022  
 3rd Qu.:5.407   3rd Qu.:1.452601  
 Max.   :5.694   Max.   :2.307325  
> postscript(file="/var/www/html/freestat/rcomp/tmp/2d2pc1223647298.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> mydensity2<-density(x,kernel='epanechnikov',na.rm=TRUE)
> plot(mydensity2,main='Epanechnikov Kernel',xlab=xlab,ylab=ylab)
> grid()
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/freestat/rcomp/tmp/376mh1223647298.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> mydensity3<-density(x,kernel='rectangular',na.rm=TRUE)
> plot(mydensity3,main='Rectangular Kernel',xlab=xlab,ylab=ylab)
> grid()
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/freestat/rcomp/tmp/41ps01223647298.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> mydensity4<-density(x,kernel='triangular',na.rm=TRUE)
> plot(mydensity4,main='Triangular Kernel',xlab=xlab,ylab=ylab)
> grid()
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/freestat/rcomp/tmp/5yjv21223647298.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> mydensity5<-density(x,kernel='biweight',na.rm=TRUE)
> plot(mydensity5,main='Biweight Kernel',xlab=xlab,ylab=ylab)
> grid()
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/freestat/rcomp/tmp/6epga1223647298.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> mydensity6<-density(x,kernel='cosine',na.rm=TRUE)
> plot(mydensity6,main='Cosine Kernel',xlab=xlab,ylab=ylab)
> grid()
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/freestat/rcomp/tmp/7xdl21223647298.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> mydensity7<-density(x,kernel='optcosine',na.rm=TRUE)
> plot(mydensity7,main='Optcosine Kernel',xlab=xlab,ylab=ylab)
> grid()
> dev.off()
null device 
          1 
> 
> #Note: the /var/www/html/freestat/rcomp/createtable file can be downloaded at http://www.wessa.net/cretab
> load(file="/var/www/html/freestat/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/html/freestat/rcomp/tmp/8se1r1223647298.tab") 
> 
> system("convert tmp/1q9ke1223647298.ps tmp/1q9ke1223647298.png")
> system("convert tmp/2d2pc1223647298.ps tmp/2d2pc1223647298.png")
> system("convert tmp/376mh1223647298.ps tmp/376mh1223647298.png")
> system("convert tmp/41ps01223647298.ps tmp/41ps01223647298.png")
> system("convert tmp/5yjv21223647298.ps tmp/5yjv21223647298.png")
> system("convert tmp/6epga1223647298.ps tmp/6epga1223647298.png")
> system("convert tmp/7xdl21223647298.ps tmp/7xdl21223647298.png")
> 
> 
> proc.time()
   user  system elapsed 
  2.407   1.773   2.766