The Design of Academic Programs Using Rough Set Association Rule Mining

Table 1

Examples of support measure.

ID	Element	s % = Support = Occurrence/Total instances	c% = s (Y ∪ X)/s (X)
1	ABD	Total number of instances = 6; Support({AB}) = s % = 4/6 = 66.66%; Support({BC}) = s % = 1/6 = 33.33%	i) c% (A ⟶ B) = 4/5 = 80%; ii) c% (B ⟶ C) = 1/6 = 16.6%
2	AB
3	ABB
4	BCD
5	BAC
6	ABA