When the size of the group increases, the number of possible social interactions also increases. If the group size is 5, how many interactions are possible?

Name: When the size of the group increases, the number of possible social interactions also increases. If the group size is 5, how many interactions are possible?
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Question

Quizplus · Accepted Answer

The number of possible interactions in a group of size n is given by the combination formula n(n-1)/2. For a group of 5, it is 5(5-1)/2 = 10.

When the Size of the Group Increases, the Number of Possible