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(100.00,102.83,109.50,115.91,107.94,110.86,118.89,123.38,113.33,116.38,122.04,125.47,115.62,117.91,122.40,125.05,114.18,114.74,120.63,123.68,112.84,115.64,122.32,124.59,116.33,117.45,125.64,128.38,119.87,121.22,128.98,131.35,121.35,123.72,131.06,134.55,125.93,128.90,136.19,140.34,130.48,134.68,141.05,145.44,136.21,139.85,147.13,151.44,143.62,148.55,153.54,159.79,152.55,155.84,160.38,164.22,156.40,160.05,165.60,171.15,161.90,167.21,171.34,176.83,166.27,172.30,176.71,182.99,172.07,178.17,182.20,188.49,176.88,182.13,185.32,192.86,180.27,184.92,187.82,194.94,184.36,188.80,193.42,199.76,188.78,191.49,194.87,198.28,183.24,204.87)
> 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$_version), Office for Research Development and Education, URL http://www.wessa.net/rwasp_YOURPAGE.wasp/
> #Source of accompanying publication: Office for Research, Development, and Education
> #Technical description: Write here your technical program description (don't use hard returns!)
> library(MASS)
> par1 <- as.numeric(par1)
> if (par2 == '0') par2 = 'Sturges' else par2 <- as.numeric(par2)
> x <- as.ts(x) #otherwise the fitdistr function does not work properly
> r <- fitdistr(x,'normal')
> r
      mean          sd    
  148.387222    29.148158 
 (  3.072486) (  2.172575)
> postscript(file="/var/www/html/rcomp/tmp/1uu7q1257977101.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> myhist<-hist(x,col=par1,breaks=par2,main=main,ylab=ylab,xlab=xlab,freq=F)
> curve(1/(r$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/2lzx21257977101.tab") 
> 
> system("convert tmp/1uu7q1257977101.ps tmp/1uu7q1257977101.png")
> 
> 
> proc.time()
   user  system elapsed 
  0.413   0.180   0.667