How are these numbers calculated?

Big Games

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

Week of 11/9100.0*Chance wins title100.0*Serie A100.0*Average seed
Avai 0 Fortaleza 1 No
-16.3
-0.7
Coritiba 1 Goias 0 +3.2
+0.2
Juventude 0 Ponte Preta 1 -3.0
-0.1
Oeste 0 Londrina 0 +2.4
+0.1
CSA 0 Atletico-GO 0 +1.8
+0.1
Vila Nova 3 Figueirense 1 -1.6
-0.1
Guarani 0 Paysandu 2 +0.3
If winner is:HomeDrawAway
Ponte Preta vs Coritiba-4.7+2.7+4.3
-0.1+0.1+0.1
If winner is:HomeDrawAway
Week of 11/16100.0*Chance wins title100.0*Serie A100.0*Average seed
CSA vs Avai-22.2-8.1+31.6
-1.0-0.3+1.3
Londrina vs CRB-5.4+4.4+5.3
-0.2+0.2+0.2
Oeste vs Goias+4.6+1.8-4.3
+0.2+0.1-0.2
Vila Nova vs Criciuma-4.4+3.5+4.2
-0.2+0.1+0.2
Atletico-GO vs Sao Bento-0.8+0.6+0.6
-0.1+0.1+0.1

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titleSerie A1234567891011121314151617181920Serie CCount
632-0-0NoYes8020No757,187,281
611-1-0No95.5%23462740No968,382,715
601-0-1No70.6221482450No1,554,335,885
590-2-0No31.9527392361No308,201,359
580-1-1No6.2062541244No984,244,676
570-0-2NoNo7344612No782,477,684
Total:No54.9%1618211615123No5,354,829,600
Points
Chance Will Win Championship