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 <- c(81.28,69.39,67.63,51.25,103.97,133.83,162.37,172.91,163.01,151.50,111.73,88.58,74.29,63.98,61.18,76.48,107.98,124.97,145.57,140.20,143.84,138.80,104.06,74.70,60.18,55.16,35.62,56.18,85.44,114.08,133.64,67.14,95.58,89.37,75.24,69.18,54.49,57.50,62.16,76.67,110.04,127.38,156.47,167.56,153.54,124.08,100.97,79.17,68.13,61.77,54.31,60.30,84.18,104.05,114.66,105.55,96.61,70.94,63.91,58.61,44.53,49.58,57.39,76.76,104.57,125.41,143.11,136.35,135.15,131.70,96.87,70.63,66.29,63.49,62.97,66.43,101.49,127.69,133.21,158.72,148.61,134.31,100.99,75.16,59.74,52.87,52.07,57.38,79.43,101.40,120.19,134.38,135.97,113.83,84.38,70.28,65.96,56.36,49.57,68.33,90.32,117.06,134.69,131.67,129.25,118.77,88.44,76.79,75.28,73.89,76.24,88.58,105.83,115.84,127.76,131.75,119.63,93.38,75.55,51.79)
> par4 = 'Unknown'
> par3 = 'FALSE'
> par2 = 'grey'
> par1 = ''
> xlab = 'Gegevens'
> main = 'Histogram Milk'
> #'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/1av2p1266330118.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]  20  40  60  80 100 120 140 160 180

$counts
[1]  1 17 35 13 20 21  9  4

$intensities
[1] 0.0004166667 0.0070833333 0.0145833333 0.0054166667 0.0083333333
[6] 0.0087500000 0.0037500000 0.0016666663

$density
[1] 0.0004166667 0.0070833333 0.0145833333 0.0054166667 0.0083333333
[6] 0.0087500000 0.0037500000 0.0016666663

$mids
[1]  30  50  70  90 110 130 150 170

$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/26fp91266330118.tab") 
> 
> try(system("convert tmp/1av2p1266330118.ps tmp/1av2p1266330118.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  0.362   0.150   0.460