How are these numbers calculated?

Big Games

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

Week of 9/16100.0*Chance wins title100.0*Libertadores100.0*Average seed
Cruzeiro 0 Atletico-MG 0 -0.8
-1.4
-0.1
Chapecoense 2 Internacional 1 +0.5
Santos 0 Sao Paulo 0 +0.1
+0.5
Bahia 1 Palmeiras 1 +0.1
+0.3
+0.0
Corinthians 2 Sport Recife 1 -0.7
Atletico-PR 3 Fluminense 1 +0.5
Botafogo 1 America-MG 0 +0.4
If winner is:HomeDrawAway
Week of 9/22100.0*Chance wins title100.0*Libertadores100.0*Average seed
Flamengo vs Atletico-MG-1.8-0.8+2.3
-8.7-2.0+10.0
-0.6-0.2+0.7
Sao Paulo vs America-MG-0.7+0.2+0.6
+0.3+0.2-0.4
Corinthians vs Internacional+0.4+0.2-0.5
-1.1+0.5+0.8
Sport Recife vs Palmeiras+0.3+0.1-0.4
+0.3+0.1-0.4
+0.1+0.0-0.1
Gremio vs Ceara-0.2+0.1+0.1
-0.8+0.2+0.7
-0.1+0.0+0.1
Santos vs Vasco da Gama-1.3+0.6+0.9
Cruzeiro vs Santos-0.4+1.1-0.3
Chapecoense vs Fluminense+0.3+0.4-0.6
Atletico-PR vs Parana-0.5+0.2+0.4
Vasco da Gama vs Bahia+0.1+0.2-0.3
Vitoria vs Botafogo-0.1+0.3-0.1

What If

Chances based on how well the Atletico-MG finish out the regular season.   Explain

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titleLibertadores1234567891011121314151617181920Serie BCount
8113-0-099.7%Yes1000No11,579
7912-1-099.1Yes991No2,561
7812-0-198.0Yes982No3,923
7711-2-096.7Yes9730No9,557
7611-1-194.6Yes9550No30,091
7511-0-291.1Yes91900No45,608*
7410-2-186.0Yes861400No105,991
7310-1-278.8Yes792010No201,600*
729-3-169.9Yes702830No311,554*
719-2-258.7Yes5936500No566,987*
709-1-346.3Yes464210100No874,847*
698-3-233.9Yes344618200No1,262,990*
688-2-322.4Yes224526600No1,912,699*
677-4-213.4Yes1340341110No1,292,726
8-1-412.9Yes1339351210No1,262,534*
667-3-36.8100.0%7304020400No3,325,266*
657-2-42.9100.03203929810No4,333,697*
646-4-31.1100.0111333716200No3,012,266
7-1-51.0100.011133371620No2,120,221*
636-3-40.399.905234026500No4,717,483
5-6-20.399.905224027600No1,257,925*
626-2-50.199.6021437361100No4,429,633
5-5-30.199.6021336371200No2,362,790*
615-4-40.098.6017284321100No4,522,216
6-1-60.098.7016284321100No2,649,778*
605-3-50.096.10031843324000No5,662,301
4-6-30.095.7002164334400No1,759,835*
595-2-60.090.8001937449100No4,429,599
4-5-40.089.20018354510100No2,993,686*
584-4-5No79.1004255018200No4,518,239
5-1-7No80.9004265117200No2,437,178*
574-3-6No64.60011549296100No4,719,459
3-6-4No62.8011448307100No1,642,212*
564-2-7No47.50074038132000No3,273,323*
3-5-5No43.100637391530000No2,308,902
553-4-6No26.300224402571000No3,011,196
4-1-8No29.500327412361000No1,579,146*
543-3-7No13.301133434154000No3,666,379*
533-2-8No5.1005223526102000No2,791,843*
522-4-7No1.401102632218200No1,978,266*
512-3-8No0.20031327301861000No1,347,607*
502-2-9No0.0001415282817610000.0%868,807*
491-4-8No0.000151628281651000.0510,084*
481-3-9NoNo00151628281651000.1283,436*
471-2-10NoNo00161728271551000.8147,015*
460-4-9NoNo0016182927144104.566,079*
450-3-10NoNo0016183127133015.926,292*
440-2-11NoNo0282233269135.89,552
430-1-12NoNo12112835194058.22,541
420-0-13NoNo00316353311079.911,541
Total:3.2%75.4%37101519211163211000000000.0%90,671,040

* Row combines multiple less frequent records.

Points
Chance Will Win Championship