The decision on what grading system to use is a matter within the exclusive authority of the individual school or higher education institution. For example, norm-referenced grading systems are ...

You make some good points about the distinction between norm-referenced tests and criterion-referenced tests, but I disagree with your characterization of the latter. The problem with norm ...

For the purpose of the variation of the grading system, he urged school managers to avoid comparing cohorts of their institutions, as the "Norm-Referenced Grading System" used by WAEC varies yearly.