How are these numbers calculated?

Big Games

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

Week of 10/23100.0*Chance wins title100.0*Serie A100.0*Serie C100.0*Average seed
Brasil de Pelotas 1 CSA 1 -0.2
-1.8
+0.2
-0.2
Chapecoense 1 Operario-PR 0 -0.1
-0.1
-0.1
+0.0
If winner is:HomeDrawAway
Sampaio Correa vs Cuiaba+0.0+0.2-0.1
-0.1+0.0+0.0
America-MG vs Confianca-0.2+0.3+0.1
+0.0+0.0-0.1
Figueirense vs Juventude+0.6+0.3-0.6
+0.3-0.0-0.2
CRB vs Ponte Preta+0.4+0.3-0.5
+0.1-0.0-0.1
Parana vs Oeste-0.3+0.3+0.5
-0.0+0.0+0.1
Guarani vs Avai+0.2+0.1-0.2
+0.2-0.1-0.1
Botafogo-SP vs Vitoria+0.0+0.0-0.1
+0.0-0.1+0.0
Nautico vs Cruzeiro-0.0-0.1+0.1
If winner is:HomeDrawAway
Week of 11/1100.0*Chance wins title100.0*Serie A100.0*Serie C100.0*Average seed
Chapecoense vs CSA-0.2-0.1+0.4
-2.8-0.5+6.0
+1.1-0.2-1.9
-0.6-0.0+1.1
CSA vs Nautico+0.2-0.1-0.2
+3.9-1.9-3.9
-1.7+0.3+2.1
+0.9-0.3-0.9
Confianca vs Chapecoense+0.1+0.0-0.1
-0.3+0.1+0.1
-0.1+0.0+0.0
Cuiaba vs CRB-0.2+0.2+0.2
-0.0+0.0+0.1
+0.0+0.0-0.1
Avai vs America-MG+0.3+0.2-0.3
+0.1-0.0-0.0
-0.1+0.0+0.0
Ponte Preta vs Figueirense-0.6+0.3+0.6
-0.2-0.0+0.3
Juventude vs Guarani-0.5+0.3+0.6
-0.2-0.0+0.3
Cruzeiro vs Parana+0.3+0.2-0.4
+0.2-0.0-0.2
Brasil de Pelotas vs Sampaio Correa+0.2+0.1-0.3
+0.1-0.0-0.1
Oeste vs Sampaio Correa+0.3+0.2-0.2
-0.1-0.0+0.0
+0.1+0.0-0.1
Operario-PR vs Botafogo-SP-0.1+0.0+0.1
-0.0-0.1+0.1
Vitoria vs Brasil de Pelotas+0.0-0.1+0.0

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titleSerie A1234567891011121314151617181920Serie CCount
8721-0-0100.0%Yes1000No1,772,742
8420-0-198.9Yes991No475
8319-2-099.0Yes991No1,919
8219-1-198.4Yes982No6,043
8118-3-097.3Yes9730No12,657*
8018-2-195.1Yes9550No37,516
7918-1-292.3Yes92800No82,007*
7817-3-188.8Yes891100No174,129*
7717-2-283.5Yes841610No391,129*
7616-4-177.0Yes772210No746,193*
7516-3-269.5Yes692820No1,452,271*
7416-2-360.2100.0%6035400No2,733,329*
7315-4-250.6100.05141800No4,766,974*
7215-3-340.7100.041461210No8,307,160*
7115-2-430.9100.0314918200No13,828,125*
7014-4-322.299.9224925400No22,059,487*
6914-3-414.999.71545337000No34,694,769*
6813-5-39.299.19393912100No52,361,455*
6713-4-45.297.953143192000No76,634,193*
6613-3-52.695.232244275000No109,831,817*
6512-5-41.290.3114403591000No151,834,767*
6412-4-50.482.3083341152000No204,531,643*
6312-3-60.170.70424432450000No268,875,116*
6211-5-50.056.202153932101000No342,387,687*
6111-4-60.040.501832371840000No425,540,316*
6011-3-70.025.700422382791000No515,456,753*
5910-5-60.014.10011332341640000No606,527,795*
5810-4-70.06.5000623352591000No696,442,452*
579-6-60.02.4000213303217410000No779,095,955*
569-5-7No0.700162133261120000No847,728,705*
559-4-8No0.200021127322061000No899,924,462*
548-6-7No0.00001517312914400000No930,140,692*
538-5-8No0.0000182232241020000No935,457,563*
528-4-9No0.000031226312071000No917,154,826*
517-6-8No0.000015162929154100000.0%874,931,215*
507-5-9NoNo0001720312612300000.0811,784,679*
497-4-10NoNo00002102431228200000.0733,312,479*
486-6-9NoNo0000313283018610000.1643,801,037*
476-5-10NoNo000151830281440000.4548,978,099*
466-4-11NoNo000028223224102002.0454,977,281*
455-6-10NoNo000031227321961006.4365,818,012*
445-5-11NoNo000151732291320015.8285,066,978*
435-4-12NoNo0002924342371030.6215,376,547*
424-6-11NoNo00003153233142048.9157,370,010*
414-5-12NoNo000172538245066.7111,089,953*
404-4-13NoNo000316373510081.075,725,282*
393-6-12NoNo00018304317090.549,706,511*
383-5-13NoNo0004224727095.831,358,629*
373-4-14NoNo0002144538198.418,992,012*
362-6-13NoNo00184049299.511,001,517*
352-5-14NoNo0043359499.86,070,384*
342-4-15NoNo00225676100.03,185,652*
331-6-14NoNo001187210100.01,579,747*
321-5-15NoNo00127315100.0734,058*
311-4-16NoNo077320Yes318,502*
301-3-17NoNo046926Yes128,158*
290-5-16NoNo026434Yes45,995*
280-4-17NoNo015841Yes14,789*
270-3-18NoNo15149Yes4,255*
260-2-19NoNo04456Yes939
250-1-20NoNo2872Yes150
240-0-21NoNo02674Yes1,772,739
-41920-1-0YesYes100No309
Total:0.3%10.3%01368910109987654321003.3%14,254,139,040

* Row combines multiple less frequent records.

Points
Chance Will Win Championship