R version 2.9.0 (2009-04-17)
Copyright (C) 2009 The R Foundation for Statistical Computing
ISBN 3-900051-07-0

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> x <- c(51.2,53.6,22.205,59,4.8,65.6,37,22.7,35.2,49,62,42,59,59,59.6,57.2,57.2,23.2,76.8,45.8,70.2,2,45.8,22.6,51.8,44,61,32,32,44,44,44,22.6,44.6,45.2,69,66,47,67.8,22.6,22.6,44.5,44.6,47,45.2,40.5,66,24.4,2.3,0,0,48,0,0,0,0,8,6,0,0,0,0.02,2,0,22,46.5,66,44,66,44,66,66,66,76,34,66,66,66,66,66,44,44,66,87.5,57.458,66,66,65.5,65.5,88,42,88,88,64,88,88,88,63,110,85,88,108,88.023,88,66,44.5,88.5,88,108,66,85,66,66,110,83,66,83,44,83,105)
> par2 = '0'
> par1 = '8'
> ylab = 'density'
> xlab = 'value of data series'
> main = 'Histogram and Fitted Normal Density'
> #'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$_version), Office for Research Development and Education, URL http://www.wessa.net/rwasp_YOURPAGE.wasp/
> #Source of accompanying publication: Office for Research, Development, and Education
> #Technical description: Write here your technical program description (don't use hard returns!)
> library(MASS)
> par1 <- as.numeric(par1)
> if (par2 == '0') par2 = 'Sturges' else par2 <- as.numeric(par2)
> x <- as.ts(x) #otherwise the fitdistr function does not work properly
> r <- fitdistr(x,'normal')
> r
     mean         sd    
  51.882550   28.564779 
 ( 2.607596) ( 1.843849)
> postscript(file="/var/www/html/rcomp/tmp/1dvmz1271146220.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> myhist<-hist(x,col=par1,breaks=par2,main=main,ylab=ylab,xlab=xlab,freq=F)
> curve(1/(r$estimate[2]*sqrt(2*pi))*exp(-1/2*((x-r$estimate[1])/r$estimate[2])^2),min(x),max(x),add=T)
> 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,'Parameter',1,TRUE)
> a<-table.element(a,'Estimated Value',1,TRUE)
> a<-table.element(a,'Standard Deviation',1,TRUE)
> a<-table.row.end(a)
> a<-table.row.start(a)
> a<-table.element(a,'mean',header=TRUE)
> a<-table.element(a,r$estimate[1])
> a<-table.element(a,r$sd[1])
> a<-table.row.end(a)
> a<-table.row.start(a)
> a<-table.element(a,'standard deviation',header=TRUE)
> a<-table.element(a,r$estimate[2])
> a<-table.element(a,r$sd[2])
> a<-table.row.end(a)
> a<-table.end(a)
> table.save(a,file="/var/www/html/rcomp/tmp/2gvln1271146220.tab") 
> 
> try(system("convert tmp/1dvmz1271146220.ps tmp/1dvmz1271146220.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  0.411   0.160   0.731