Attendance is a type of Frequency. Frequency is a type of Ratio. Odds is a type of Ratio. Odds is a synonym of Likelihood. 
Ground is related to Army. Army is related to Private. Private is related to Guard. Guard is related to Policeman. 
Attendance --IsA--> Frequency --IsA--> Ratio <--IsA-- Odds <--Synonym--> Likelihood 
Ground <--RelatedTo--> Army <--RelatedTo--> Private <--RelatedTo--> Guard <--RelatedTo--> Policeman 