Often a schools' rank will vary significantly across publications, as the methodology used to create the ranks is different among each publication.

The highest-ranking male assumed the role of ceremonial leader but rank could vary and was determined by different standards.

The rank of a battery commander has also varied, but is usually a lieutenant, captain or major.

Its exact rank varies greatly from dynasty to dynasty, and even within a dynasty.

Among its members, rank, status and influence varied widely.

The role, rank and authority of the naidaijin varied, however, throughout pre-Meiji history.

The rank held by drill instructors varies by branch:

Their rank has also varied a bit.

The rank of "Theria" may vary depending on the classification system used.

The academic rank varies from undergraduate degree to masters degree.