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(14,8,12,7,10,7,16,11,14,6,16,11,16,12,7,13,11,15,7,9,7,14,15,7,15,17,15,14,14,8,8,14,14,8,11,16,10,8,14,16,13,5,8,10,8,13,15,6,12,16,5,15,12,8,13,14,12,16,10,15,8,16,19,14,6,13,15,7,13,4,14,13,11,14,12,15,14,13,8,6,7,13,13,11,5,12,8,11,14,9,10,13,16,16,11,8,4,7,14,11,17,15,17,5,4,10,11,15,10,9,12,15,7,13,12,14,14,8,15,12,12,16,9,15,15,6,14,15,10,6,14,12,8,11,13,9,15,13,15,14,16,14,14,10,10,4,8,15,16,12,12,15,9,12,14,11)
> 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$_version), Office for Research Development and Education, URL http://www.wessa.net/rwasp_YOURPAGE.wasp/
> #Source of accompanying publication: Office for Research, Development, and Education
> #Technical description: Write here your technical program description (don't use hard returns!)
> library(MASS)
> par1 <- as.numeric(par1)
> if (par2 == '0') par2 = 'Sturges' else par2 <- as.numeric(par2)
> x <- as.ts(x) #otherwise the fitdistr function does not work properly
> r <- fitdistr(x,'normal')
> r
      mean          sd    
  11.6025641    3.4505285 
 ( 0.2762634) ( 0.1953477)
> postscript(file="/var/www/html/rcomp/tmp/1ayye1289858455.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> myhist<-hist(x,col=par1,breaks=par2,main=main,ylab=ylab,xlab=xlab,freq=F)
> curve(1/(r$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/2vzw21289858455.tab") 
> try(system("convert tmp/1ayye1289858455.ps tmp/1ayye1289858455.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  0.397   0.156   0.473