What is the difference between Administration and Supervision?

Administration

the activities that relate to running a company, school, or other organization

http://www.learnersdictionary.com/search/Administration

Supervision

the action or process of watching and directing what someone does or how something is done

http://www.learnersdictionary.com/search/Supervision

Administration is connected with organizing all the people in
an institution.

Supervision is connected with guiding one or a few persons.