In providing marks for all assessed scripts, examiners must use percentages. In arriving at these marks, examiners may wish to note the following correspondence between letter grades and percentages. Work at the top end of this range is of exceptional quality, in principle publishable. GOOD Very competent in all respects, substantially correct and complete knowledge but not going beyond what was taught. Minor gaps in knowledge but reasonable understanding of fundamental concepts.
Work is seriously flawed, displaying major lack of understanding, irrelevance or incoherence.