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(429.75,247.325,395.15,293.905,299.125,211.375,275.25,253.25,250.5,285.8,276,300.75,309.25,309.25,336.25,331.25,331.25,308.75,230.725,330.5,224.5,197.125,306.25,235.125,322.25,280.625,232.25,317.75,317.75,232.25,319.5,265.25,203.5,168.85,295.75,312.2,335.25,261.5,305.75,230,230,247.25,276.25,356.3,320.5,188.5,372.75,296,329.5,376.53,281.5,390,0,203.25,337,214.775,270,280,309.25,347,214.575,213.62,231.75,224.3,278,226.525,360.302,263.25,263.75,269.775,283.25,286.75,230.25,200.5,297.95,329.5,289.75,223.775,281.78,265.8,256.75,89.275,225.5,124.25,236.25,286.525,227,218.3,334.525,128.95,195.5,106.056,173.525,114.75,131.05,141.25,160.25,145.5,297.5,179.25,137,158.6,55.6,15.25,67.75,93,126.75,160,150.525,239.25,165.05,215.81,166,79.05,204.25,102,87.025,72.175,176.75,188.975)
> 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$_version), Office for Research Development and Education, URL http://www.wessa.net/rwasp_YOURPAGE.wasp/
> #Source of accompanying publication: Office for Research, Development, and Education
> #Technical description: Write here your technical program description (don't use hard returns!)
> library(MASS)
> par1 <- as.numeric(par1)
> if (par2 == '0') par2 = 'Sturges' else par2 <- as.numeric(par2)
> x <- as.ts(x) #otherwise the fitdistr function does not work properly
> r <- fitdistr(x,'normal')
> r
      mean          sd    
  238.859192    84.335959 
 (  7.698784) (  5.443863)
> postscript(file="/var/www/html/rcomp/tmp/15i501270550108.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> myhist<-hist(x,col=par1,breaks=par2,main=main,ylab=ylab,xlab=xlab,freq=F)
> curve(1/(r$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/2qi361270550108.tab") 
> 
> try(system("convert tmp/15i501270550108.ps tmp/15i501270550108.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  0.396   0.153   0.469