How are these numbers calculated?

Big Games

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

Week of 11/23100.0*Libertadores100.0*Average seed
Atlético-PR 6 Náutico 1 +21.8
+0.8
Atlético-MG 4 Goiás 1 +3.4
+0.1
Criciúma 1 Vitória 1 +1.3
+0.0
São Paulo 1 Botafogo 1 +1.1
+0.0
Ponte Preta 1 Grêmio 1 +0.5
+0.0
Week of 11/30100.0*Libertadores100.0*Average seed
Santos 2 Atlético-PR 1 -8.4
-0.6
Coritiba 2 Botafogo 1 +3.3
+0.1
Vitória 4 Flamengo 2 -1.5
Grêmio 1 Goiás 0 +1.4
-0.1
Fluminense 2 Atlético-MG 2 +0.9
If winner is:HomeDrawAway
Week of 12/7100.0*Libertadores100.0*Average seed
Atlético-PR vs VascoYesYes-17.3
+0.6+0.1-0.7
Goiás vs Santos-10.3+5.9+5.8
-0.3+0.2+0.2
Botafogo vs Criciúma-10.3+5.8+5.8
-0.2+0.1+0.1
Atlético-MG vs Vitória+5.1+5.1-8.9
+0.1+0.1-0.2
Portuguesa vs Grêmio+0.2-0.1-0.1

What If

Chances based on how well the Atlético-PR finish out the regular season.   Explain

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titleLibertadores1234567891011121314151617181920Serie BCount
641-0-0NoYes3664No5,583,794
620-1-0NoYes8317No4,259,901
610-0-1No72.9%2844234No5,583,025
Total:No90.2%13562181No15,426,720
Points
Chance Will Win Championship