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(62.40,55.00,60.13,64.40,61.93,41.87,63.33,64.27,67.13,70.73,59.53,64.07,63.73,63.27,58.80,69.93,47.20,61.87,65.00,58.80,67.47,62.40,70.73,59.60,65.47,70.67,57.87,70.07,60.40,67.60,63.60,71.07,65.80,63.67,62.13,62.80,64.67,36.33,61.40,63.73,58.07,65.93,71.67,58.93,63.87,64.67,63.47,64.67,61.27,72.73,64.47,64.80,59.53,64.00,65.80,61.00,54.20,66.07,62.00,54.73,66.00,66.00,66.00,66.80,68.67,59.00,66.00,62.93,63.53,68.67,63.00,66.73,68.73,63.07,61.47,58.20,55.47,62.60,69.53,66.20,64.60,67.60,59.87,53.87,58.27,61.60,59.13,61.40,61.60,70.73,64.67,64.07,63.00,60.73,62.67,65.60,65.80,58.40,64.07,56.20,62.87,71.47,70.73,66.60,62.80,70.47,63.33,72.73,64.20,66.73,66.73,17.60,61.60,61.00,59.73,63.67,61.93,65.00,64.67,73.00,66.73,60.13,66.27,68.87,59.80,68.60,58.33,68.80,58.27,68.07,66.00,64.20,69.87,66.00,55.93,65.67,62.87)
> par1 = '10'
> xlab = 'Exam Score'
> main = 'placement students 20% trim'
> 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/html/rcomp/tmp/1qcr41287487947.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/html/rcomp/tmp/2jl871287487947.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/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,'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/html/rcomp/tmp/3mmou1287487947.tab") 
> 
> try(system("convert tmp/1qcr41287487947.ps tmp/1qcr41287487947.png",intern=TRUE))
character(0)
> try(system("convert tmp/2jl871287487947.ps tmp/2jl871287487947.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  0.537   0.314   2.224