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(15.22,15.27,15.31,15.33,15.42,15.49,15.65,15.67,15.69,15.83,15.92,15.99,15.94,15.96,16.03,16.09,16.04,16.23,16.2,16.2,16.26,16.28,16.27,16.29,16.3,16.37,16.39,16.42,16.43,16.37,16.37,16.39,16.48,16.51,16.5,16.54,16.52,16.56,16.61,16.75,16.75,16.79,16.82,16.84,17.14,17.25,17.28,17.3,17.34,17.44,17.48,17.55,17.59,17.66,17.67,17.64,17.68,17.72,17.78,17.83,17.88,18.11,18.16,18.27,18.29,18.35,18.35,18.38,18.41,18.41,18.42,18.43,18.48,18.54,18.65,18.66,18.69,18.72,18.72,18.73,18.84,18.83,18.91,18.91,18.94,18.97,19,19.08,19.18,19.24,19.23,19.25,19.3,19.33,19.35,19.35,19.31,19.47,19.7,19.76,19.9,19.97,20.1,20.26,20.44,20.43,20.57,20.6,20.69,20.93,20.98,21.11,21.14,21.16,21.32,21.32,21.48,21.58,21.74,21.75,21.81,21.89,22.21,22.37,22.47,22.51,22.55,22.61,22.58,22.85,22.93,22.98)
> par1 = '0'
> ylab = 'Dichtheid'
> xlab = 'Gem. prijs gebakken tong of forel'
> #'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/html/freestat/rcomp/tmp/1r9cf1250521745.ps",horizontal=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 (132 obs.);	Bandwidth 'bw' = 0.717

       x               y            
 Min.   :13.07   Min.   :0.0001499  
 1st Qu.:16.08   1st Qu.:0.0210311  
 Median :19.10   Median :0.0768636  
 Mean   :19.10   Mean   :0.0828194  
 3rd Qu.:22.12   3rd Qu.:0.1539172  
 Max.   :25.13   Max.   :0.1774441  
> postscript(file="/var/www/html/freestat/rcomp/tmp/2ni211250521745.ps",horizontal=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/html/freestat/rcomp/tmp/3w5ij1250521745.ps",horizontal=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/html/freestat/rcomp/tmp/4uhzj1250521745.ps",horizontal=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/html/freestat/rcomp/tmp/580vd1250521745.ps",horizontal=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/html/freestat/rcomp/tmp/6hie71250521745.ps",horizontal=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/html/freestat/rcomp/tmp/71v2f1250521745.ps",horizontal=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/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/86jze1250521745.tab") 
> 
> system("convert tmp/1r9cf1250521745.ps tmp/1r9cf1250521745.png")
> system("convert tmp/2ni211250521745.ps tmp/2ni211250521745.png")
> system("convert tmp/3w5ij1250521745.ps tmp/3w5ij1250521745.png")
> system("convert tmp/4uhzj1250521745.ps tmp/4uhzj1250521745.png")
> system("convert tmp/580vd1250521745.ps tmp/580vd1250521745.png")
> system("convert tmp/6hie71250521745.ps tmp/6hie71250521745.png")
> system("convert tmp/71v2f1250521745.ps tmp/71v2f1250521745.png")
> 
> 
> proc.time()
   user  system elapsed 
  2.131   1.789   2.355