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Data X:
91.3 90.2 114.0 110.5 89.2 90.2 84.1 84.0 95.4 95.0 97.3 93.6 101.5 101.9 102.2 96.3 84.0 82.6 117.9 117.0 112.4 111.8 73.8 74.8 67.7 66.1 102.5 102.0 79.5 82.2 101.6 100.3 106.0 101.0 112.8 111.2 98.4 95.0

Data Y:
88.8 87.0 87.0 81.8 107.4 103.5 90.0 87.6 108.1 100.9 83.4 75.0 103.7 95.7 99.2 99.2 126.0 123.2 103.7 95.5 85.0 80.0 83.8 77.9 106.9 103.7 81.5 78.9 103.0 97.2 127.5 124.7 114.9 105.3 103.4 96.0

box colour


Notched Boxes


% to trim


Chart options


Label y-axis:
Label x-axis:

R Code
bitmap(file='test1.png') par1 <- as.numeric(par1) par2<- as.logical(par2) par3<-as.numeric(par3) if(par3>45){par3<-45;warning('trim limited to 45%')} if(par3<0){par3<-0;warning('negative trim makes no sense. Trim is zero.')} x1<-x[y==1] y1<-y[y==1] lotrm<-as.integer(length(x1)par3/100) hitrm<-as.integer(length(x1)(100-par3)/100) srt<-order(x1,y1) trmx1<-x1[srt[lotrm:hitrm]] trmy1<-y1[srt[lotrm:hitrm]] x2<-x[y==2] y2<-y[y==2] lotrm<-as.integer(length(x2)par3/100) hitrm<-as.integer(length(x2)(100-par3)/100) srt<-order(x2,y2) trmx2<-x2[srt[lotrm:hitrm]] trmy2<-y2[srt[lotrm:hitrm]] xtrm<-c(trmx1,trmx2) ytrm<-c(trmy1,trmy2) r<-boxplot(xtrm~as.factor(ytrm), col=par1, notch=par2, names =c('yes', 'no'), main='Reddy and Moores Placements Data', xlab='Placement Student', ylab='Degree Grade') dev.off() load(file='createtable') a<-table.start() a<-table.row.start(a) a<-table.element(a,hyperlink('http://www.xycoon.com/overview.htm','Boxplot statistics','Boxplot overview'),6,TRUE) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'Placement',1,TRUE) a<-table.element(a,hyperlink('http://www.xycoon.com/lower_whisker.htm','lower whisker','definition of lower whisker'),1,TRUE) a<-table.element(a,hyperlink('http://www.xycoon.com/lower_hinge.htm','lower hinge','definition of lower hinge'),1,TRUE) a<-table.element(a,hyperlink('http://www.xycoon.com/central_tendency.htm','median','definitions about measures of central tendency'),1,TRUE) a<-table.element(a,hyperlink('http://www.xycoon.com/upper_hinge.htm','upper hinge','definition of upper hinge'),1,TRUE) a<-table.element(a,hyperlink('http://www.xycoon.com/upper_whisker.htm','upper whisker','definition of upper whisker'),1,TRUE) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'yes',1,TRUE) for (j in 1:5) { a<-table.element(a,r$stats[j,1]) } a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'no',1,TRUE) for (j in 1:5) { a<-table.element(a,r$stats[j,2]) } a<-table.row.end(a) a<-table.end(a) table.save(a,file='mytable.tab') tr.mns<-tapply(x,y,mean, trim=par3/100) a<-table.start() a<-table.row.start(a) a<-table.element(a,hyperlink('http://www.xycoon.com/trimmed_mean.htm','Trimmed Mean Equation','Trimmed Mean'),2,TRUE) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'Placement') a<-table.element(a,'No Placement') a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,tr.mns[1]) a<-table.element(a,tr.mns[2]) a<-table.row.end(a) a<-table.end(a) table.save(a,file='mytable1.tab')

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