R version 2.8.1 (2008-12-22)
Copyright (C) 2008 The R Foundation for Statistical Computing
ISBN 3-900051-07-0

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> x <- c(2291180,1971664,2193270,2197733,2345324,2195121,2170583,2241521,2154945,2912568,2392562,3336621,4080642,3735329,4018383,4171360,3855698,4101316,4199346,3959646,3960841,4784025,4105467,5929558,4048642,3828808,4268127,4171816,4004783,4295447,3968177,3918480,4040260,4530715,4103330,6025506,4632308,4133863,4519182,4151573,4486595,4504699,4180443,4222193,4373727,4734738,4403232,5903985,4414074,4061816,4504697,3994176,4114925,4485120,4171230,4476075,4179369,4823185,4585751,6110454,4279575,3782118,4098678,4065616,4413733,4481214,4345018,4294488,4361269,4535031,4318397,6040168)
> par1 = '0'
> ylab = 'Dichtheid'
> xlab = 'Omzet in euro'
> #'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/rcomp/tmp/1101q1234787409.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 (72 obs.);	Bandwidth 'bw' = 1.476e+05

       x                 y            
 Min.   :1528943   Min.   :1.441e-10  
 1st Qu.:2785001   1st Qu.:2.524e-08  
 Median :4041059   Median :6.298e-08  
 Mean   :4041059   Mean   :1.988e-07  
 3rd Qu.:5297117   3rd Qu.:2.424e-07  
 Max.   :6553175   Max.   :1.010e-06  
> postscript(file="/var/www/html/rcomp/tmp/273w11234787409.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/rcomp/tmp/3nwxo1234787409.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/rcomp/tmp/4i7du1234787409.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/rcomp/tmp/511rv1234787409.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/rcomp/tmp/6f90y1234787409.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/rcomp/tmp/7lqf31234787409.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/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,'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/rcomp/tmp/8p7vt1234787409.tab") 
> 
> system("convert tmp/1101q1234787409.ps tmp/1101q1234787409.png")
> system("convert tmp/273w11234787409.ps tmp/273w11234787409.png")
> system("convert tmp/3nwxo1234787409.ps tmp/3nwxo1234787409.png")
> system("convert tmp/4i7du1234787409.ps tmp/4i7du1234787409.png")
> system("convert tmp/511rv1234787409.ps tmp/511rv1234787409.png")
> system("convert tmp/6f90y1234787409.ps tmp/6f90y1234787409.png")
> system("convert tmp/7lqf31234787409.ps tmp/7lqf31234787409.png")
> 
> 
> proc.time()
   user  system elapsed 
  1.374   1.163   1.795