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(1,1,1,1,1,1,1,1,1,1,1,1,1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2)
> x <- c(24,21,18,16,16,18,18,13,22,16,18,16,14,8,10,12,10,17,10,8,16,16,18,21,13,8,14,18)
> par3 = '0'
> par2 = 'FALSE'
> par1 = '3'
> #'GNU S' R Code compiled by R2WASP v. 1.0.44 ()
> #Author: Dr. Ian E. Holliday
> #To cite this work: Ian E. Holliday, 2009, Histogram and QQplot (v1.0.1) in Free Statistics Software (v$_version), Office for Research Development and Education, URL http://www.wessa.net/Ian.Holliday/rwasp_varia1.wasp/
> #Source of accompanying publication: 
> #Technical description: 
> postscript(file="/var/www/html/rcomp/tmp/1z40r1268915570.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> par1 <- as.numeric(par1)
> par2<- as.logical(par2)
> par3<-as.numeric(par3)
> if(par3>45){par3<-45;warning('trim limited to 45%')}
> if(par3<0){par3<-0;warning('negative trim makes no sense. Trim is zero.')}
> x1<-x[y==1]
> y1<-y[y==1]
> lotrm<-as.integer(length(x1)*par3/100)
> hitrm<-as.integer(length(x1)*(100-par3)/100)
> srt<-order(x1,y1)
> trmx1<-x1[srt[lotrm:hitrm]]
> trmy1<-y1[srt[lotrm:hitrm]]
> x2<-x[y==2]
> y2<-y[y==2]
> lotrm<-as.integer(length(x2)*par3/100)
> hitrm<-as.integer(length(x2)*(100-par3)/100)
> srt<-order(x2,y2)
> trmx2<-x2[srt[lotrm:hitrm]]
> trmy2<-y2[srt[lotrm:hitrm]]
> xtrm<-c(trmx1,trmx2)
> ytrm<-c(trmy1,trmy2)
> r<-boxplot(xtrm~as.factor(ytrm), col=par1, notch=par2, names =c('yes', 'no'), main='Reddy and Moores Placements Data', xlab='Placement Student', ylab='Degree Grade')
> 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,hyperlink('http://www.xycoon.com/overview.htm','Boxplot statistics','Boxplot overview'),6,TRUE)
> a<-table.row.end(a)
> a<-table.row.start(a)
> a<-table.element(a,'Placement',1,TRUE)
> a<-table.element(a,hyperlink('http://www.xycoon.com/lower_whisker.htm','lower whisker','definition of lower whisker'),1,TRUE)
> a<-table.element(a,hyperlink('http://www.xycoon.com/lower_hinge.htm','lower hinge','definition of lower hinge'),1,TRUE)
> a<-table.element(a,hyperlink('http://www.xycoon.com/central_tendency.htm','median','definitions about measures of central tendency'),1,TRUE)
> a<-table.element(a,hyperlink('http://www.xycoon.com/upper_hinge.htm','upper hinge','definition of upper hinge'),1,TRUE)
> a<-table.element(a,hyperlink('http://www.xycoon.com/upper_whisker.htm','upper whisker','definition of upper whisker'),1,TRUE)
> a<-table.row.end(a)
> a<-table.row.start(a)
> a<-table.element(a,'yes',1,TRUE)
> for (j in 1:5)
+ {
+ a<-table.element(a,r$stats[j,1])
+ }
> a<-table.row.end(a)
> a<-table.row.start(a)
> a<-table.element(a,'no',1,TRUE)
> for (j in 1:5)
+ {
+ a<-table.element(a,r$stats[j,2])
+ }
> a<-table.row.end(a)
> a<table.end(a)
[1] TRUE
> table.save(a,file="/var/www/html/rcomp/tmp/204pk1268915570.tab") 
> tr.mns<-tapply(x,y,mean, trim=par3/100)
> a<-table.start()
> a<-table.row.start(a)
> a<-table.element(a,hyperlink('http://www.xycoon.com/trimmed_mean.htm','Trimmed Mean Equation','Trimmed Mean'),6,TRUE)
> a<-table.row.end(a)
> a<-table.row.start(a)
> a<-table.element(a,'Placement')
> a<-table.element(a,'No Placement')
> a<-table.row.end(a)
> a<-table.row.start(a)
> a<-table.element(a,tr.mns[1])
> a<-table.element(a,tr.mns[2])
> a<-table.row.end(a)
> a<-table.end(a)
> table.save(a,file="/var/www/html/rcomp/tmp/3hd9v1268915570.tab") 
> 
> try(system("convert tmp/1z40r1268915570.ps tmp/1z40r1268915570.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  0.387   0.172   0.490