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(58.951,59.634,58.389,57.702,56.593,55.998,57.363,58.022,57.598,57.842,58.875,59.103,58.484,58.636,61.342,63.470,64.281,63.721,62.657,62.549,61.882,62.325,61.907,63.136,63.982,65.800,67.596,68.654,67.548,67.398,66.999,66.284,65.561,67.694,69.976,72.908,75.128,75.522,75.242,75.179,75.572,78.340,80.107,82.972,81.638,80.018,80.631,79.211,79.999,77.789,76.205,75.352,74.393,72.771,70.682,69.991,67.525,67.779,66.864,67.971,67.071,66.980,57.144,56.648,53.706,47.108,43.292,48.489,52.642,53.249,50.722,49.805,49.303,49.985,49.512,51.282,50.734,50.365,46.191,44.617,42.012,41.027,39.478,36.824,34.761,31.295,28.951,25.872,17.297,10.739,9.087,8.658,8.731,8.358,6.518,5.021,3.440,2.523,1.725,1.210,777,498,312,179,92,106)
> 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$_version), Office for Research Development and Education, URL http://www.wessa.net/rwasp_YOURPAGE.wasp/
> #Source of accompanying publication: Office for Research, Development, and Education
> #Technical description: Write here your technical program description (don't use hard returns!)
> library(MASS)
> par1 <- as.numeric(par1)
> if (par2 == '0') par2 = 'Sturges' else par2 <- as.numeric(par2)
> x <- as.ts(x) #otherwise the fitdistr function does not work properly
> r <- fitdistr(x,'normal')
> r
     mean         sd    
  70.038802   88.186619 
 ( 8.565442) ( 6.056682)
> postscript(file="/var/www/html/rcomp/tmp/1lher1292265566.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> myhist<-hist(x,col=par1,breaks=par2,main=main,ylab=ylab,xlab=xlab,freq=F)
> curve(1/(r$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/2ohvw1292265566.tab") 
> 
> try(system("convert tmp/1lher1292265566.ps tmp/1lher1292265566.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  0.403   0.166   0.857