How are these numbers calculated?

Big Games

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

Week of 3/6100.0*Chance wins title100.0*Playoffs100.0*Bottom Half100.0*Average seed
Tall Boys 120 En Fuego 71 -1.5
-12.3
+6.2
-0.5
Knights 56 Migos 68 +0.7
+5.7
-2.8
+0.2
Free Ballin 58 Austin Tropics 49 -0.1
-0.5
+0.3
Used To Be Good 49 Size Matters 47 +0.1
-0.1
Week of 3/13100.0*Chance wins title100.0*Playoffs100.0*Bottom Half100.0*Average seed
Injured Reserves 73 Knights 60 +0.8
+6.3
-3.1
+0.2
En Fuego 42 Used To Be Good 81 No
No
Yes
-0.2
Week of 3/20None
Games Above .500
Chance Will Win Championship