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
The Girls 68.8 Michael 98.8 +11.2
+0.8
Craig 72.7 Jordan 107.6 -0.5
-0.1
Paul 123 Matthew 65.1 -0.4
+0.1
Jeremy 74.2 Ruth 90 -0.4
Josh 106.4 Scott 72.4 -0.2
+0.0
Week of 11/24100.0*Chance in playoffs100.0*Average seed
Michael 88 Craig 66 +11.7
+0.6
Scott 55.7 The Girls 80.5 -5.7
-0.1
Jordan 36.4 Jeremy 98.1 +2.5
+0.2
Ruth 52.5 Paul 76.6 -0.9
Matthew 99.1 Josh 93.3 +0.2
-0.0
Week of 12/1100.0*Chance in playoffs100.0*Average seed
The Girls 100 Matthew 60.3 Out
-0.2
Jeremy 72.6 Michael 120.3 +12.0
+0.2
Paul 76.4 Jordan 54.7 +0.1
Games Above .500
Chance Will Make Playoffs