2025-278

Consider a network with 4 nodes (1, 2, 3, 4) and the following 5 edges: (1, 2), (1, 3), (2, 3), (2, 4), (3, 4). What is the average nearest neighbor degree for nodes of degree \(k=3\), denoted by \(k_{nn}(3)\)?

1. 2.5
2. 3.0
3. 2.67
4. 2.33
5. None of the above

Original idea by: Gabriel Sato