R version 2.15.2 (2012-10-26) -- "Trick or Treat"
Copyright (C) 2012 The R Foundation for Statistical Computing
ISBN 3-900051-07-0
Platform: i686-pc-linux-gnu (32-bit)

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> x <- array(list('yes',46,'yes',30,'yes',73,'yes',64,'yes',39,'yes',51,'yes',35,'yes',28,'yes',42,'yes',60,'yes',61,'yes',67,'yes',84,'yes',47,'yes',57,'yes',45,'yes',71,'yes',61,'yes',53,'yes',87,'no',51,'no',84,'no',77,'no',58,'no',37,'no',62,'no',59,'no',72,'no',40,'no',68,'no',72,'no',44,'no',101,'no',77,'no',61,'no',36,'no',80,'no',60,'no',74,'no',81),dim=c(2,40),dimnames=list(c('food_NoFood','Scores'),1:40))
>  y <- array(NA,dim=c(2,40),dimnames=list(c('food_NoFood','Scores'),1:40))
>  for (i in 1:dim(x)[1])
+  {
+  	for (j in 1:dim(x)[2])
+  	{
+  		y[i,j] <- as.numeric(x[i,j])
+  	}
+  }
There were 40 warnings (use warnings() to see them)
> par5 = '2'
> par4 = '1'
> par3 = '15'
> par2 = 'TRUE'
> par1 = 'grey'
> ylab = 'Scores'
> xlab = 'No food and food present'
> main = 'Scores for PFS scales between groups'
> par5 <- '2'
> par4 <- '1'
> par3 <- '20'
> par2 <- 'TRUE'
> par1 <- 'grey'
> postscript(file="/var/fisher/rcomp/tmp/1q1fp1359981898.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> par2<- as.logical(par2) # notches
> par3<-as.numeric(par3) # percentage trim
> if(par3>45){par3<-45;warning('trim limited to 45%')}
> if(par3<0){par3<-0;warning('negative trim makes no sense. Trim is zero.')}
> par4 <- as.numeric(par4) #factor column
> par5 <- as.numeric(par5) # response column
> x <- t(x)
> x1<-as.numeric(x[,par5]) # response
> f1<-as.character(x[,par4]) # factor
> x2<-x1[f1=='no']
> f2 <- f1[f1=='no']
> lotrm<-as.integer(length(x2)*par3/100)
> hitrm<-as.integer(length(x2)*(100-par3)/100)
> srt<-order(x2,f2)
> trmx1<-x2[srt[lotrm:hitrm]]
> trmf1<-f2[srt[lotrm:hitrm]]
> x3<-x1[f1=='yes']
> f3 <- f1[f1=='yes']
> lotrm<-as.integer(length(x3)*par3/100)
> hitrm<-as.integer(length(x3)*(100-par3)/100)
> srt<-order(x3,f3)
> trmx2<-x3[srt[lotrm:hitrm]]
> trmf2<-f3[srt[lotrm:hitrm]]
> xtrm<-c(trmx1,trmx2)
> ftrm<-c(trmf1,trmf2)
> xtrm[1:6]
[1] 44 51 58 59 60 61
> ftrm[1:6]
[1] "no" "no" "no" "no" "no" "no"
> r<-boxplot(xtrm~as.factor(ftrm), col=par1, notch=par2, main=main, xlab=xlab, ylab=ylab)
Warning message:
In bxp(list(stats = c(44, 59, 62, 72, 77, 39, 46, 53, 61, 67), n = c(13,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> #Note: the /var/fisher/rcomp/createtable file can be downloaded at http://www.wessa.net/cretab
> load(file="/var/fisher/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,'no',1,TRUE)
> for (j in 1:5)
+ {
+ a<-table.element(a,r$stats[j,1])
+ }
> a<-table.row.end(a)
> a<-table.row.start(a)
> a<-table.element(a,'yes',1,TRUE)
> for (j in 1:5)
+ {
+ a<-table.element(a,r$stats[j,2])
+ }
> a<-table.row.end(a)
> a<-table.end(a)
> table.save(a,file="/var/fisher/rcomp/tmp/26du11359981898.tab") 
> tr.mns<-tapply(x1,f1,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'),2,TRUE)
> a<-table.row.end(a)
> a<-table.row.start(a)
> a<-table.element(a,'No Placement')
> a<-table.element(a,'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/fisher/rcomp/tmp/3mpp81359981898.tab") 
> 
> try(system("convert tmp/1q1fp1359981898.ps tmp/1q1fp1359981898.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  0.847   0.230   1.093