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As the 2011 NBA Finals were approaching, Idris Raja analyzed data on previous years' winning teams and predicted - correctly - who would be victorious in 2011. It turns out that there's a relationship between average team age and winning championships. Champ teams are consistently among the oldest in the league. It's a natural side effect of keeping a good team together so that they can gain cohesion and become a finely tuned machine working together on the court. This year, the Dallas Mavericks were the oldest team and took home the trophy.