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(202.5,77.625,217.725,146.625,177.375,136.6,156.5,206.125,173.5,255.15,147.375,222.45,212.5,212.5,220.625,160,160,141.125,196.25,149.375,298.75,154.25,249.5,240.05,271.75,171,278.5,331.5,331.5,333.75,169.15,196.75,268.5,247,250.25,196.5,200.85,192.75,161,270.55,270.55,308,286.2,301.95,364.825,279,261.246,306,268.075,402.05,225.525,359.25,0,250,400.3,432.5,347.2,422.5,330.5,339.175,205.8,377.535,320,356.55,314.9,282.125,440.5,378.1,391.85,292.775,387,295.5,343.35,264.025,322.5,392.5,315.75,274.4,361.875,411.276,518.775,392.55,467,382.852,372.343,564.252,417,450.8,538.675,394,532,461.4,523,405.9,386.25,384.5,382,381.75,151.5,287.775,247.6,290.35,266.55,318.025,213.3,148.75,273,282.25,191.25,142.25,259.25,272.75,173.75,204.75,185.525,267.175,190.25,127.25,183.5,254.125)
> 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$_version), Office for Research Development and Education, URL http://www.wessa.net/rwasp_YOURPAGE.wasp/
> #Source of accompanying publication: Office for Research, Development, and Education
> #Technical description: Write here your technical program description (don't use hard returns!)
> library(MASS)
> par1 <- as.numeric(par1)
> if (par2 == '0') par2 = 'Sturges' else par2 <- as.numeric(par2)
> x <- as.ts(x) #otherwise the fitdistr function does not work properly
> r <- fitdistr(x,'normal')
> r
      mean          sd    
  284.624200   104.981560 
 (  9.583461) (  6.776531)
> postscript(file="/var/www/html/rcomp/tmp/1o3r61270818177.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> myhist<-hist(x,col=par1,breaks=par2,main=main,ylab=ylab,xlab=xlab,freq=F)
> curve(1/(r$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/2rm8c1270818177.tab") 
> 
> try(system("convert tmp/1o3r61270818177.ps tmp/1o3r61270818177.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  0.397   0.156   0.697