How are these numbers calculated?

Big Games

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

Week of 11/17100.0*Chance in playoffs100.0*Average seed
Paul 123 Matthew 65.1 +13.3
+0.7
Craig 72.7 Jordan 107.6 -3.1
-0.1
The Girls 68.8 Michael 98.8 -1.6
+0.2
Jeremy 74.2 Ruth 90 -1.0
Josh 106.4 Scott 72.4 -0.9
-0.2
Week of 11/24100.0*Chance in playoffs100.0*Average seed
Ruth 52.5 Paul 76.6 In
+0.7
Jordan 36.4 Jeremy 98.1 +6.0
+0.1
Michael 88 Craig 66 -2.2
Scott 55.7 The Girls 80.5 -1.5
-0.2
Matthew 99.1 Josh 93.3 -0.6
+0.3
Week of 12/1100.0*Chance in playoffs100.0*Average seed
Paul 76.4 Jordan 54.7 +0.9
The Girls 100 Matthew 60.3 -0.4
Josh 124.6 Ruth 100.3 -0.4
Games Above .500
Chance Will Make Playoffs