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(4930.63,6284.63,13339.63,8935.63,-419.37,1220.63,-5094.37,-5561.37,-2732.37,-316.37,-3929.37,-9291.37,6644.63,2492.63,5997.63,3383.63,-693.37,3945.63,-5128.37,-4368.37,-3414.37,-3313.37,-4619.37,-12400.37,8857.63,6407.63,11407.63,4066.63,3637.63,592.63,-4941.37,-5770.37,-4893.37,-2103.37,-5716.37,-13731.37,8025.63,3452.63,7552.63,2760.63,2001.63,2679.63,-2680.37,-4410.37,-2674.37,1677.63,-3284.37,-10360.37,8467.63,7012.63,6920.63,8835.63,2727.63,3736.63,-2893.37,-5309.37,-2578.37,-580.37,-7526.37,-11589.37,2348.63,991.63,4687.63,3096.63,-2582.37,-339.37,-4070.37,-6127.37,-3062.37,-613.37)
> 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$_version), Office for Research Development and Education, URL http://www.wessa.net/rwasp_YOURPAGE.wasp/
> #Source of accompanying publication: Office for Research, Development, and Education
> #Technical description: Write here your technical program description (don't use hard returns!)
> library(MASS)
> par1 <- as.numeric(par1)
> if (par2 == '0') par2 = 'Sturges' else par2 <- as.numeric(par2)
> x <- as.ts(x) #otherwise the fitdistr function does not work properly
> r <- fitdistr(x,'normal')
> r
       mean            sd     
  1.428571e-03   5.796420e+03 
 (6.928047e+02) (4.898869e+02)
> postscript(file="/var/www/html/rcomp/tmp/12geq1262203551.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> myhist<-hist(x,col=par1,breaks=par2,main=main,ylab=ylab,xlab=xlab,freq=F)
> curve(1/(r$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/2apx41262203551.tab") 
> 
> try(system("convert tmp/12geq1262203551.ps tmp/12geq1262203551.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  0.395   0.171   0.485