How are these numbers calculated?

Big Games

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

Week of 1/14100.0*Chance wins title100.0*Average seed
Surf 0 Navy 1 No
-0.6
PDA 0 Legends 4 +36.2
+0.9
Kaufman 0 Navy 3 -22.7
-0.3
Legends 2 IE Surf 0 +18.2
+1.0
Demelo 2 LAGSB 0 -5.5
-0.2
Surf 0 Hodson 1 -1.6
-0.1
Hodson 3 LAGSB 0 -0.9
-0.1
Kaufman 1 LAGSD 2 -0.7
-0.1
LAGSB 3 PDA 5 +0.2
+0.1
Albion 2 LAGSD 4 -0.1
DMCV 2 IE Surf 1 -0.0
Week of 1/21100.0*Chance wins title100.0*Average seed
Legends 2 DMCV 0 +24.1
+0.8
Navy 4 Albion 0 -11.0
-0.2
Legends 3 Albion 0 +8.4
+0.8
DMCV 1 LAGSD 0 +5.5
+0.1
PDA 1 Demelo 3 -4.1
-0.2
Hodson 1 Navy 2 -1.1
+0.0
Demelo 5 Surf 0 +0.3
-0.0
Albion 2 Demelo 4 -0.3
-0.1
Surf 1 Kaufman 2 +0.1
Week of 1/29None
Points
Chance Will Win Championship