... 13 0 1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 9 10 Figure 11: Marks in the week 11 in-course exam those who stay put. Figure 10 compares the three populations. The switchers (grey) are a little bit farther to the right – that is, get slightly...
http://www.cs.mdx.ac.uk/research/PhDArea/saeed/paper1.pdf