As it often does, the NCAA Tournament provided a wild first weekend. Mercer saved Warren Buffett $1 billion, Dayton won the state of Ohio and reached the Sweet 16 for the first time in 30 years, Stanford sent Andrew Wiggins and Kansas packing, and the young Kentucky Wildcats ended Wichita State’s dream season. So out of the 32 second and third-round games won by the 16 teams still in contention for the national championship, what statistical trends and insights can we gain