R version 2.13.0 (2011-04-13)
Copyright (C) 2011 The R Foundation for Statistical Computing
ISBN 3-900051-07-0
Platform: i486-pc-linux-gnu (32-bit)

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Type 'license()' or 'licence()' for distribution details.

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'citation()' on how to cite R or R packages in publications.

Type 'demo()' for some demos, 'help()' for on-line help, or
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Type 'q()' to quit R.

> x <- c(4.8,4.2,4.6,4.8,4.6,6.2,4.4,4.2,4,4.2,4.4,5.2,3.8,5.2,4.6,4.2,5.4,4.6,4.4,5,4.8,6.2,5.2,4.6,4.6,4.2,4,4.6,4.6,5,4.6,5.6,4,3.8,5.8,4.2,3.4,3.8,4.8,4.2,4,5,5,4.6,5,3.8,5,4.8,5,4.2,4.8,4.6,5,5,4,4,3.2,5.2,4.6,3.6,4.8,4.8,4.8,4,5,4.4,5.2,4,5.6,7,4.2,4,5.2,4.2,4.6,4.8,4.8,4,4.4,4,4.6,4.2,4,3.8,6,5,5.4,4.2,5.4,5.6,5.2,4.4,4.4,4.2,4,4.2)
> par1 = '10'
> xlab = 'Survey Score'
> main = 'Maternal IQ'
> postscript(file="/var/wessaorg/rcomp/tmp/1r1c41320160348.ps",horizontal=F,onefile=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/wessaorg/rcomp/tmp/2r24s1320160348.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> qqnorm(x)
> qqline(x, col=2)
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/38d8e1320160348.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> plot(density(x), xlab=xlab, main=main)
> dev.off()
null device 
          1 
> 
> #Note: the /var/wessaorg/rcomp/createtable file can be downloaded at http://www.wessa.net/cretab
> load(file="/var/wessaorg/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,signif(mean(x), 6))
> 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,signif(sd(x), 6))
> 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/wessaorg/rcomp/tmp/4pq2n1320160348.tab") 
> 
> try(system("convert tmp/1r1c41320160348.ps tmp/1r1c41320160348.png",intern=TRUE))
character(0)
> try(system("convert tmp/2r24s1320160348.ps tmp/2r24s1320160348.png",intern=TRUE))
character(0)
> try(system("convert tmp/38d8e1320160348.ps tmp/38d8e1320160348.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  0.893   0.160   1.059