How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 11/23100.0*Average seed
Langdon 72.77 Emerson 110.62 -0.2
Simon 106.26 Nick 136.22 -0.0
Week of 11/30100.0*Average seed
Langdon 142.04 Doolan 78.22 +0.1
Paul 75.92 Nick 104.38 -0.1
Week of 12/7100.0*Average seed
Ben 119.56 Nick 130.64 -0.1
Langdon 141.28 Edwin 65 +0.1
Games Above .500
Chance Will Make Playoffs