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(125.53,125.55,125.54,125.83,126.62,129.22,129.23,130.59,132.72,133.58,136.1,137.38,137.38,137.64,138.54,138.85,142.22,144.23,144.23,145.87,146.27,148.6,149.62,154.93,154.97,154.94,154.81,155.25,156.2,156.8,156.8,156.24,156.79,157.75,157.55,157.39,157.39,156.43,156.1,155.92,156.66,156.75,156.76,156.8,157.06,157.47,157.88,158.03,158.75,158.75,158.71,159.25,158.2,157.69,157.69,158.15,158.5,158.7,159.71,158.18,158.17,158.04,158.23,157.68,157.49,157.26,157.33,156.57,156.77,157.8,157.63,158.8)
> par1 = '0'
> ylab = 'prijs in euro'
> xlab = 'maanden'
> #'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/1eh1z1234649336.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' = 3.848

       x               y            
 Min.   :114.0   Min.   :6.896e-05  
 1st Qu.:128.3   1st Qu.:6.514e-03  
 Median :142.6   Median :1.146e-02  
 Mean   :142.6   Mean   :1.744e-02  
 3rd Qu.:156.9   3rd Qu.:1.706e-02  
 Max.   :171.3   Max.   :6.796e-02  
> postscript(file="/var/www/html/rcomp/tmp/2owhl1234649336.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/3tshg1234649336.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/4cmdi1234649336.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/5ve0x1234649336.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/693771234649336.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/7z6yb1234649336.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/8qpks1234649336.tab") 
> 
> system("convert tmp/1eh1z1234649336.ps tmp/1eh1z1234649336.png")
> system("convert tmp/2owhl1234649336.ps tmp/2owhl1234649336.png")
> system("convert tmp/3tshg1234649336.ps tmp/3tshg1234649336.png")
> system("convert tmp/4cmdi1234649336.ps tmp/4cmdi1234649336.png")
> system("convert tmp/5ve0x1234649336.ps tmp/5ve0x1234649336.png")
> system("convert tmp/693771234649336.ps tmp/693771234649336.png")
> system("convert tmp/7z6yb1234649336.ps tmp/7z6yb1234649336.png")
> 
> 
> proc.time()
   user  system elapsed 
  1.412   1.184   1.767