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 <- array(list('Low','Low','Low','Low','High','High','Low','Low','High','High','High','High','Low','Low','Low','Low','High','Low','High','High','High','High','Low','Low','High','High','High','Low','High','High','High','Low','High','High','High','High','High','High','Low','Low','High','High','High','High','High','High','Low','High','High','High','High','High','High','High','High','High','High','High','High','High','High','High','Low','High','High','High','High','High','Low','Low','Low','Low','Low','Low','Low','Low','Low','Low','Low','Low','Low','Low','Low','Low','Low','Low','Low','Low','Low','Low','Low','Low','Low','Low','Low','Low','Low','Low','Low','Low','High','High','Low','High','Low','High','High','High','High','Low'),dim=c(2,55),dimnames=list(c('Uitvoer','Invoer'),1:55))
>  y <- array(NA,dim=c(2,55),dimnames=list(c('Uitvoer','Invoer'),1:55))
>  for (i in 1:dim(x)[1])
+  {
+  	for (j in 1:dim(x)[2])
+  	{
+  		y[i,j] <- as.numeric(x[i,j])
+  	}
+  }
There were 50 or more warnings (use warnings() to see the first 50)
> par3 = 'Exact Pearson Chi-Squared by Simulation'
> par2 = '2'
> par1 = '1'
> main = 'Association Plot'
> #'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: 
> library(vcd)
Loading required package: MASS
Loading required package: grid
Loading required package: colorspace
> cat1 <- as.numeric(par1) #
> cat2<- as.numeric(par2) #
> simulate.p.value=FALSE
> if (par3 == 'Exact Pearson Chi-Squared by Simulation') simulate.p.value=TRUE
> x <- t(x)
> (z <- array(unlist(x),dim=c(length(x[,1]),length(x[1,]))))
      [,1]   [,2]  
 [1,] "Low"  "Low" 
 [2,] "Low"  "Low" 
 [3,] "High" "High"
 [4,] "Low"  "Low" 
 [5,] "High" "High"
 [6,] "High" "High"
 [7,] "Low"  "Low" 
 [8,] "Low"  "Low" 
 [9,] "High" "Low" 
[10,] "High" "High"
[11,] "High" "High"
[12,] "Low"  "Low" 
[13,] "High" "High"
[14,] "High" "Low" 
[15,] "High" "High"
[16,] "High" "Low" 
[17,] "High" "High"
[18,] "High" "High"
[19,] "High" "High"
[20,] "Low"  "Low" 
[21,] "High" "High"
[22,] "High" "High"
[23,] "High" "High"
[24,] "Low"  "High"
[25,] "High" "High"
[26,] "High" "High"
[27,] "High" "High"
[28,] "High" "High"
[29,] "High" "High"
[30,] "High" "High"
[31,] "High" "High"
[32,] "Low"  "High"
[33,] "High" "High"
[34,] "High" "High"
[35,] "Low"  "Low" 
[36,] "Low"  "Low" 
[37,] "Low"  "Low" 
[38,] "Low"  "Low" 
[39,] "Low"  "Low" 
[40,] "Low"  "Low" 
[41,] "Low"  "Low" 
[42,] "Low"  "Low" 
[43,] "Low"  "Low" 
[44,] "Low"  "Low" 
[45,] "Low"  "Low" 
[46,] "Low"  "Low" 
[47,] "Low"  "Low" 
[48,] "Low"  "Low" 
[49,] "Low"  "Low" 
[50,] "Low"  "Low" 
[51,] "High" "High"
[52,] "Low"  "High"
[53,] "Low"  "High"
[54,] "High" "High"
[55,] "High" "Low" 
> (table1 <- table(z[,cat1],z[,cat2]))
      
       High Low
  High   24   4
  Low     4  23
> (V1<-dimnames(y)[[1]][cat1])
[1] "Uitvoer"
> (V2<-dimnames(y)[[1]][cat2])
[1] "Invoer"
> postscript(file="/var/www/html/rcomp/tmp/1h6rc1291114041.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> assoc(ftable(z[,cat1],z[,cat2],row.vars=1,dnn=c(V1,V2)),shade=T)
> 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,'Tabulation of Results',ncol(table1)+1,TRUE)
> a<-table.row.end(a)
> a<-table.row.start(a)
> a<-table.element(a,paste(V1,' x ', V2),ncol(table1)+1,TRUE)
> a<-table.row.end(a)
> a<-table.row.start(a)
> a<-table.element(a, ' ', 1,TRUE)
> for(nc in 1:ncol(table1)){
+ a<-table.element(a, colnames(table1)[nc], 1, TRUE)
+ }
> a<-table.row.end(a)
> for(nr in 1:nrow(table1) ){
+ a<-table.element(a, rownames(table1)[nr], 1, TRUE)
+ for(nc in 1:ncol(table1) ){
+ a<-table.element(a, table1[nr, nc], 1, FALSE)
+ }
+ a<-table.row.end(a)
+ }
> a<-table.end(a)
> table.save(a,file="/var/www/html/rcomp/tmp/2vy7k1291114041.tab") 
> (cst<-chisq.test(table1, simulate.p.value=simulate.p.value) )

	Pearson's Chi-squared test with simulated p-value (based on 2000
	replicates)

data:  table1 
X-squared = 27.647, df = NA, p-value = 0.0004998

> if (par3 == 'McNemar Chi-Squared') {
+ (cst <- mcnemar.test(table1))
+ }
> if (par3 != 'McNemar Chi-Squared') {
+ a<-table.start()
+ a<-table.row.start(a)
+ a<-table.element(a,'Tabulation of Expected Results',ncol(table1)+1,TRUE)
+ a<-table.row.end(a)
+ a<-table.row.start(a)
+ a<-table.element(a,paste(V1,' x ', V2),ncol(table1)+1,TRUE)
+ a<-table.row.end(a)
+ a<-table.row.start(a)
+ a<-table.element(a, ' ', 1,TRUE)
+ for(nc in 1:ncol(table1)){
+ a<-table.element(a, colnames(table1)[nc], 1, TRUE)
+ }
+ a<-table.row.end(a)
+ for(nr in 1:nrow(table1) ){
+ a<-table.element(a, rownames(table1)[nr], 1, TRUE)
+ for(nc in 1:ncol(table1) ){
+ a<-table.element(a, round(cst$expected[nr, nc], digits=2), 1, FALSE)
+ }
+ a<-table.row.end(a)
+ }
+ a<-table.end(a)
+ table.save(a,file="/var/www/html/rcomp/tmp/3zyoq1291114041.tab") 
+ }
> a<-table.start()
> a<-table.row.start(a)
> a<-table.element(a,'Statistical Results',2,TRUE)
> a<-table.row.end(a)
> a<-table.row.start(a)
> a<-table.element(a, cst$method, 2,TRUE)
> a<-table.row.end(a)
> a<-table.row.start(a)
> a<-table.element(a, 'Chi Square Statistic', 1, TRUE)
> a<-table.element(a, round(cst$statistic, digits=2), 1,FALSE)
> a<-table.row.end(a)
> if(!simulate.p.value){
+ a<-table.row.start(a)
+ a<-table.element(a, 'Degrees of Freedom', 1, TRUE)
+ a<-table.element(a, cst$parameter, 1,FALSE)
+ a<-table.row.end(a)
+ }
> a<-table.row.start(a)
> a<-table.element(a, 'P value', 1, TRUE)
> a<-table.element(a, round(cst$p.value, digits=2), 1,FALSE)
> a<-table.row.end(a)
> a<-table.end(a)
> table.save(a,file="/var/www/html/rcomp/tmp/4khme1291114041.tab") 
> 
> try(system("convert tmp/1h6rc1291114041.ps tmp/1h6rc1291114041.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  0.800   0.197   2.913