R version 2.11.1 (2010-05-31)
Copyright (C) 2010 The R Foundation for Statistical Computing
ISBN 3-900051-07-0

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> x <- c(66.80,66.73,66.73,66.73,66.73,66.60,66.53,66.53,66.53,66.47,66.27,66.27,66.20,66.20,66.07,66.00,66.00,66.00,66.00,66.00,66.00,66.00,65.93,65.80,65.80,65.80,65.67,65.67,65.60,65.47,65.47,65.20,65.07,65.07,65.00,65.00,64.87,64.80,64.73,64.67,64.67,64.67,64.67,64.67,64.67,64.67,64.67,64.60,64.60,64.47,64.40,64.27,64.27,64.20,64.20,64.13,64.07,64.07,64.07,64.00,63.87,63.73,63.73,63.73,63.67,63.67,63.67,63.60,63.53,63.53,63.53,63.47,63.33,63.33,63.27,63.20,63.13,63.07,63.00,63.00,62.93,62.93,62.87,62.87,62.80,62.80,62.80,62.67,62.67,62.60,62.60,62.60,62.60,62.53,62.40,62.40,62.40,62.40,62.40,62.20,62.13,62.00,61.93,61.93,61.93,61.87,61.80,61.67,61.60,61.60,61.60,61.47,61.47,61.40,61.40,61.33,61.27,61.27,61.00,61.00,60.87,60.80,60.73,60.47,60.40,60.33,60.13,60.13,60.13,59.87,59.80,59.80,59.73,59.73)
> par1 = '10'
> xlab = 'Exam Score'
> main = 'Placement Year - 20% Trimmed Mean'
> par1 <- '10'
> #'GNU S' R Code compiled by R2WASP v. 1.0.44 ()
> #Author: Dr. Ian E. Holliday
> #To cite this work: Ian E. Holliday, 2009, 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: 
> #Technical description: 
> postscript(file="/var/www/rcomp/tmp/18v751287488761.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> par1 <- as.numeric(par1)
> myhist<-hist(x, breaks=par1, col=2, xlab=xlab,  main=main)
> dev.off()
null device 
          1 
> postscript(file="/var/www/rcomp/tmp/28v751287488761.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> qqnorm(x)
> qqline(x, col=2)
> dev.off()
null device 
          1 
> 
> #Note: the /var/www/rcomp/createtable file can be downloaded at http://www.wessa.net/cretab
> load(file="/var/www/rcomp/createtable")
> 
> a<-table.start()
> a<-table.row.start(a)
> a<-table.element(a,'Descriptive Statistics',3,TRUE)
> a<-table.row.end(a)
> a<-table.row.start(a)
> a<-table.element(a,'mean',header=TRUE)
> a<-table.element(a,mean(x))
> a<-table.element(a,hyperlink('http://www.xycoon.com/arithmetic_mean.htm','formula','click to see the formula'))
> a<-table.row.end(a)
> a<-table.row.start(a)
> a<-table.element(a,'standard deviation',header=TRUE)
> a<-table.element(a,sd(x))
> a<-table.element(a,hyperlink('http://www.xycoon.com/unbiased1.htm','formula','click to see the formula'))
> a<-table.row.end(a)
> a<-table.end(a)
> table.save(a,file="/var/www/rcomp/tmp/3beoa1287488761.tab") 
> try(system("convert tmp/18v751287488761.ps tmp/18v751287488761.png",intern=TRUE))
character(0)
> try(system("convert tmp/28v751287488761.ps tmp/28v751287488761.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  0.710   0.470   1.197