R version 2.8.1 (2008-12-22)
Copyright (C) 2008 The R Foundation for Statistical Computing
ISBN 3-900051-07-0

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> x <- c(6.8,7.1,7.1,7.2,7.2,7.2,7.3,7.4,7.5,7.5,7.7,7.7,7.7,7.8,7.9,7.9,8,8.1,8.1,8.3,8.3,8.2,8.1,8.1,8.2,8.3,8.4,8.4,8.4,8.3,8.2,8,8,8.1,8.5,8.6,8.6,8.4,8.4,8.3,8.3,8.4,8.4,8.5,8.5,8.4,8.4,8.4,8.4,8.5,8.5,8.5,8.6,8.6,8.5,8.5,8.4,8.3,8,7.9,8,7.9,8,7.9,7.8,7.7,7.7,7.7,7.7,7.5,7.4,7.3,7.2,7.2,7.1,7.1,7.1,7.1,7,7,6.9,7,7.2,7.2,7.3,7.1,7,7.1)
> par4 = 'Unknown'
> par3 = 'FALSE'
> par2 = 'grey'
> par1 = '100'
> xlab = '% werkloosheidsgraad'
> main = '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!)
> par1 <- as.numeric(par1)
> if (par3 == 'TRUE') par3 <- TRUE
> if (par3 == 'FALSE') par3 <- FALSE
> if (par4 == 'Unknown') par1 <- as.numeric(par1)
> if (par4 == 'Interval/Ratio') par1 <- as.numeric(par1)
> if (par4 == '3-point Likert') par1 <- c(1:3 - 0.5, 3.5)
> if (par4 == '4-point Likert') par1 <- c(1:4 - 0.5, 4.5)
> if (par4 == '5-point Likert') par1 <- c(1:5 - 0.5, 5.5)
> if (par4 == '6-point Likert') par1 <- c(1:6 - 0.5, 6.5)
> if (par4 == '7-point Likert') par1 <- c(1:7 - 0.5, 7.5)
> if (par4 == '8-point Likert') par1 <- c(1:8 - 0.5, 8.5)
> if (par4 == '9-point Likert') par1 <- c(1:9 - 0.5, 9.5)
> if (par4 == '10-point Likert') par1 <- c(1:10 - 0.5, 10.5)
> postscript(file="/var/www/html/rcomp/tmp/1p1f81236261471.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> if (is.na(par1)) {
+ myhist<-hist(x,col=par2,main=main,xlab=xlab,right=par3)
+ } else {
+ if (par1 < 0) par1 <- 3
+ if (par1 > 50) par1 <- 50
+ myhist<-hist(x,breaks=par1,col=par2,main=main,xlab=xlab,right=par3)
+ }
> dev.off()
null device 
          1 
> myhist
$breaks
 [1] 6.80 6.85 6.90 6.95 7.00 7.05 7.10 7.15 7.20 7.25 7.30 7.35 7.40 7.45 7.50
[16] 7.55 7.60 7.65 7.70 7.75 7.80 7.85 7.90 7.95 8.00 8.05 8.10 8.15 8.20 8.25
[31] 8.30 8.35 8.40 8.45 8.50 8.55 8.60

$counts
 [1]  1  0  1  0  4  0  8  0  7  0  3  0  2  0  3  0  0  0  7  0  2  0  5  0  6
[26]  0  5  0  3  0  7  0 12  0  8  4

$intensities
 [1] 0.2272727 0.0000000 0.2272727 0.0000000 0.9090909 0.0000000 1.8181818
 [8] 0.0000000 1.5909091 0.0000000 0.6818182 0.0000000 0.4545455 0.0000000
[15] 0.6818182 0.0000000 0.0000000 0.0000000 1.5909091 0.0000000 0.4545455
[22] 0.0000000 1.1363636 0.0000000 1.3636364 0.0000000 1.1363636 0.0000000
[29] 0.6818182 0.0000000 1.5909091 0.0000000 2.7272727 0.0000000 1.8181818
[36] 0.9090907

$density
 [1] 0.2272727 0.0000000 0.2272727 0.0000000 0.9090909 0.0000000 1.8181818
 [8] 0.0000000 1.5909091 0.0000000 0.6818182 0.0000000 0.4545455 0.0000000
[15] 0.6818182 0.0000000 0.0000000 0.0000000 1.5909091 0.0000000 0.4545455
[22] 0.0000000 1.1363636 0.0000000 1.3636364 0.0000000 1.1363636 0.0000000
[29] 0.6818182 0.0000000 1.5909091 0.0000000 2.7272727 0.0000000 1.8181818
[36] 0.9090907

$mids
 [1] 6.825 6.875 6.925 6.975 7.025 7.075 7.125 7.175 7.225 7.275 7.325 7.375
[13] 7.425 7.475 7.525 7.575 7.625 7.675 7.725 7.775 7.825 7.875 7.925 7.975
[25] 8.025 8.075 8.125 8.175 8.225 8.275 8.325 8.375 8.425 8.475 8.525 8.575

$xname
[1] "x"

$equidist
[1] TRUE

attr(,"class")
[1] "histogram"
> n <- length(x)
> 
> #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/histogram.htm','Frequency Table (Histogram)',''),6,TRUE)
> a<-table.row.end(a)
> a<-table.row.start(a)
> a<-table.element(a,'Bins',header=TRUE)
> a<-table.element(a,'Midpoint',header=TRUE)
> a<-table.element(a,'Abs. Frequency',header=TRUE)
> a<-table.element(a,'Rel. Frequency',header=TRUE)
> a<-table.element(a,'Cumul. Rel. Freq.',header=TRUE)
> a<-table.element(a,'Density',header=TRUE)
> a<-table.row.end(a)
> crf <- 0
> if (par3 == FALSE) mybracket <- '[' else mybracket <- ']'
> mynumrows <- (length(myhist$breaks)-1)
> for (i in 1:mynumrows) {
+ a<-table.row.start(a)
+ if (i == 1)
+ dum <- paste('[',myhist$breaks[i],sep='')
+ else
+ dum <- paste(mybracket,myhist$breaks[i],sep='')
+ dum <- paste(dum,myhist$breaks[i+1],sep=',')
+ if (i==mynumrows)
+ dum <- paste(dum,']',sep='')
+ else
+ dum <- paste(dum,mybracket,sep='')
+ a<-table.element(a,dum,header=TRUE)
+ a<-table.element(a,myhist$mids[i])
+ a<-table.element(a,myhist$counts[i])
+ rf <- myhist$counts[i]/n
+ crf <- crf + rf
+ a<-table.element(a,round(rf,6))
+ a<-table.element(a,round(crf,6))
+ a<-table.element(a,round(myhist$density[i],6))
+ a<-table.row.end(a)
+ }
> a<-table.end(a)
> table.save(a,file="/var/www/html/rcomp/tmp/2mglu1236261471.tab") 
> 
> system("convert tmp/1p1f81236261471.ps tmp/1p1f81236261471.png")
> 
> 
> proc.time()
   user  system elapsed 
  0.365   0.162   0.453