How are these numbers calculated?

Big Games

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

Week of 11/11100.0*Chance wins title100.0*Serie A100.0*Average seed
Figueirense 1 America-MG 2 No
-0.1
Internacional 1 Vila Nova 1 +0.4
+0.0
Goias 0 Ceara 0 +0.4
Oeste 0 Internacional 0 -5.2
-0.1
Ceara 2 Paysandu 0 -3.9
-0.1
Santa Cruz 0 Parana 0 +2.7
+0.0
Londrina 1 Guarani 0 -1.3
-0.1
Vila Nova 1 Figueirense 1 +0.7
+0.1
Nautico 1 Londrina 2 -0.6
-0.1
Week of 11/17100.0*Chance wins title100.0*Serie A100.0*Average seed
ABC 2 Oeste 0 -17.6
-0.7
CRB 0 Parana 1 No
-0.0
Londrina 0 America-MG 0 +1.6
+0.0
Nautico 1 Vila Nova 2 -0.2
If winner is:HomeDrawAway
Week of 11/25100.0*Chance wins title100.0*Serie A100.0*Average seed
Oeste vs Goias+0.6-0.3-0.7
Vila Nova vs Londrina-0.2+0.3+0.0

What If

Chances based on how well the Oeste finish out the regular season.   Explain

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titleSerie A1234567891011121314151617181920Serie CCount
611-0-0NoNo2476No4,668,808,180
590-1-0NoNo3763No2,340,736,180
580-0-1NoNo100No2,748,360,280
Total:NoNo114543No9,757,904,640
Points
Chance Will Win Championship