x <- c(3,5,4,2,6,1,4,4,5,4,3,3,4,3,2,5,4,3,6,2)
par1 = '10'
xlab = 'Exam Score'
main = 'Chart title'
#'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/rcomp/tmp/1wevn1291663253.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
par1 <- as.numeric(par1)
myhist<-hist(x, breaks=par1, col=2)
dev.off()
postscript(file="/var/www/rcomp/tmp/275dq1291663253.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
qqnorm(x)
qqline(x, col=2)
dev.off()

#Note: the /var/www/rcomp/createtable file can be downloaded at http://www.wessa.net/cretab
load(file="/var/www/rcomp/createtable")

a<-table.start()
a<-table.row.start(a)
a<-table.element(a,'Descriptive Statistics',3,TRUE)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'mean',header=TRUE)
a<-table.element(a,mean(x))
a<-table.element(a,hyperlink('http://www.xycoon.com/arithmetic_mean.htm','formula','click to see the formula'))
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'standard deviation',header=TRUE)
a<-table.element(a,sd(x))
a<-table.element(a,hyperlink('http://www.xycoon.com/unbiased1.htm','formula','click to see the formula'))
a<-table.row.end(a)
a<-table.end(a)
table.save(a,file="/var/www/rcomp/tmp/3t5be1291663253.tab") 

try(system("convert tmp/1wevn1291663253.ps tmp/1wevn1291663253.png",intern=TRUE))
try(system("convert tmp/275dq1291663253.ps tmp/275dq1291663253.png",intern=TRUE))