If all members of a group communicate with each other, then the number of lines of communications between group members can be calculated by the communication channels formula.


(1) number of members in the group


number of communication channels in a group =

= (number of members) * ((number of members) - 1) / 2


In a large organization not everyone talks to each other. Rather there are multiple groups in a hierarchy with the maangers of a group forming another communicating group, so on up the hierarchy.

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