It depends too on the status of the group
Public (P) Closed(C) Secret(S)
Who can join?
P. Anyone can join or be added or invited by a member
C. Anyone can ask to join or be added or invited by a member
S.Anyone, but they have to be added or invited by a member
Who can see the group's name?
P. Anyone
C. Anyone
S. Current and former members
Who can see who's in the group?
P. Anyone
C Anyone
S Only current members
Who can see the group description?
P Anyone
C Anyone
S Current and former members
Who can see the group tags?
P Anyone
C Anyone
S Current and former members
Who can see what members post in the group?
P Anyone
C Only current members
S Only current members
Who can find the group in search?
P Anyone
C Anyone
S Current and former members
Who can see stories about the group on Facebook (like in News Feed and search)?
P Anyone
C Only current members
S Only current members