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 wins title100.0*Libertadores100.0*Average seed
Palmeiras 4 America-MG 0 +9.6
+0.1
Flamengo 2 Gremio 0 -7.9
-0.1
Botafogo 1 Internacional 0 +5.5
+0.1
Sport Recife 0 Flamengo 1 -2.8
Internacional 1 Atletico-MG 2 +2.7
+0.0
Parana 1 Palmeiras 1 -1.3
*Yes
-0.0
Gremio 2 Chapecoense 0 -0.1
Week of 11/25100.0*Chance wins title100.0*Libertadores100.0*Average seed
Cruzeiro 0 Flamengo 2 -7.7
-0.1
Vasco da Gama 0 Palmeiras 1 Yes
Week of 12/2None

* A starred number could be exactly 0 or just really small. The simulation did not run long enough to know.

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titleLibertadores1234567891011121314151617181920Serie BCount
77-80YesYes100No8,351,520*
Total:YesYes100No8,351,520

* Row combines multiple less frequent records.

Points
Chance Will Win Championship