How are these numbers calculated?

Big Games

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

Week of 11/25100.0*Chance in playoffs100.0*Average seed
Jeff 103.5 Nick 123.9 -23.8
-1.2
Tope 125.3 Striker 145.8 +5.3
+0.2
Abby 135.5 James 183.1 -2.6
-0.1
Linc 123.2 Corey 133.1 +2.0
-0.0
Blake 149.6 Sam 106.9 -1.9
-0.1
Week of 12/2100.0*Chance in playoffs100.0*Average seed
Linc 113.9 Jeff 114.5 +20.5
+1.4
Striker 118.9 Corey 131.8 -1.7
-0.1
Abby 136.5 Sam 93.3 -1.0
-0.0
Tope 104.3 Blake 121 -0.3
+0.1
James 157.7 Nick 82.5 +0.3
Week of 12/9100.0*Chance in playoffs100.0*Average seed
Sam 108.1 Jeff 64.3 -21.5
-1.7
Striker 92.8 Nick 81.7 +18.8
+0.5
Blake 132.3 Linc 167.3 -8.5
-0.3
Corey 98.7 Abby 109.1 +5.2
+0.2
Tope 152.7 James 178.2 -0.2
+0.1
Games Above .500
Chance Will Make Playoffs