x <- c(52,55,80,45,60,34,45,68,26,70,85,54,55,40,55,50,71,55,70,55,60,65,66,55,90,55,60,35,55,26,14,45,35,65,35,60,60,60,65,45,20,50,60,48,40,55,54,40,40,34,60,30,75,24,30,80,60,46,35,60,75,54,78,20,45,60,70,35,20,60,20,50,50,75,70,20,45,20,50,55,15,26,25,30,60,40,40,50)
par1 = '5'
xlab = 'Score'
main = 'Grade'
postscript(file="/var/wessaorg/rcomp/tmp/10oc11385641199.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
par1 <- as.numeric(par1)
myhist<-hist(x, breaks=par1, col=2, xlab=xlab, main=main)
dev.off()
postscript(file="/var/wessaorg/rcomp/tmp/2iq8k1385641199.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
qqnorm(x)
qqline(x, col=2)
dev.off()
postscript(file="/var/wessaorg/rcomp/tmp/3d4fv1385641199.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
plot(density(x), xlab=xlab, main=main)
dev.off()

#Note: the /var/wessaorg/rcomp/createtable file can be downloaded at http://www.wessa.net/cretab
load(file="/var/wessaorg/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,signif(mean(x), 6))
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,signif(sd(x), 6))
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/wessaorg/rcomp/tmp/40kpg1385641199.tab") 

try(system("convert tmp/10oc11385641199.ps tmp/10oc11385641199.png",intern=TRUE))
try(system("convert tmp/2iq8k1385641199.ps tmp/2iq8k1385641199.png",intern=TRUE))
try(system("convert tmp/3d4fv1385641199.ps tmp/3d4fv1385641199.png",intern=TRUE))