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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> y <- c(100.00,99.95,102.07,102.02,102.63,102.88,103.01,104.33,105.21,104.73,104.17,103.69,104.33,105.21,105.31,105.54,106.70,106.60,105.01,104.33,104.17,103.42,102.33,101.82,103.57,103.90,104.58,105.03,105.67,105.69,105.72,105.84,105.79,105.39,105.97,106.50,107.13,109.36,109.36,108.42,107.94,108.10,108.40,110.55,111.81,112.55,111.66,111.38,113.10,115.18,121.07,123.07,123.40,122.92,122.39,123.55,124.97,124.87,123.27,121.96,122.49,125.68,126.76,126.44,125.35,126.01,127.45,130.58,133.09,133.34,132.84,133.80)
> x <- c(100.00,108.16,114.02,102.19,110.37,96.86,94.19,99.52,94.06,97.55,78.15,81.24,92.36,96.06,114.05,110.66,104.92,90.00,95.70,86.03,84.85,100.04,80.92,74.07,77.30,97.23,90.76,100.56,92.01,99.24,105.87,90.99,93.31,91.17,77.33,91.13,85.01,83.90,104.86,110.90,95.44,111.62,108.89,96.18,101.97,99.12,86.78,118.42,118.74,106.53,134.78,104.68,105.30,139.41,103.61,99.78,103.46,120.06,96.71,107.13,105.36,111.69,132.05,126.80,154.48,141.56,109.95,127.90,133.09,120.08,117.56,143.04)
> par5 = 'BN'
> par4 = 'BV'
> par3 = 'TRUE'
> par2 = 'blue'
> par1 = 'red'
> ylab = ''
> main = 'Back to Back Histogram'
> #'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!)
> if (par3 == 'TRUE') par3 <- TRUE
> if (par3 == 'FALSE') par3 <- FALSE
> library(Hmisc)
Loading required package: survival
Loading required package: splines

Attaching package: 'Hmisc'


	The following object(s) are masked from package:survival :

	 untangle.specials 


	The following object(s) are masked from package:base :

	 format.pval,
	 round.POSIXt,
	 trunc.POSIXt,
	 units 

> z <- data.frame(cbind(x,y))
> names(z) <- list(par4,par5)
> postscript(file="/var/www/html/rcomp/tmp/1ty0p1257860442.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> out <- histbackback(z, probability=par3, main = main, ylab = ylab)
> barplot(-out$left, col=par1, horiz=TRUE, space=0, add=TRUE, axes=FALSE)
> barplot(out$right, col=par2, horiz=TRUE, space=0, add=TRUE, axes=FALSE)
> dev.off()
null device 
          1 
> 
> system("convert tmp/1ty0p1257860442.ps tmp/1ty0p1257860442.png")
> 
> 
> proc.time()
   user  system elapsed 
  0.603   0.180   0.692