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*Serie B100.0*Average seed
Fluminense 0 Palmeiras 1 -3.1
+0.1
Santos 0 Cruzeiro 0 +1.9
-0.2
Cruzeiro 0 CSA 0 -1.8
-0.1
Chapecoense 0 Botafogo 0 -1.4
+0.0
Botafogo 0 Corinthians 0 -1.3
+0.0
CSA 0 Fluminense 0 -1.2
+0.1
Ceara 0 Sao Paulo 0 -0.3
+0.0
Flamengo 0 Ceara 0 -0.3
+0.0
Avai 0 Chapecoense 0 -0.1
If winner is:HomeDrawAway
Week of 11/30100.0*Serie B100.0*Average seed
Gremio vs Cruzeiro+13.6+0.3-13.7
-0.6-0.2+0.7
Vasco da Gama vs Cruzeiro+13.6+0.3-13.8
-0.6-0.2+0.7
Botafogo vs Internacional+5.2-1.5-4.3
-0.2+0.1+0.1
Atletico-MG vs Botafogo-4.2-1.6+5.2
+0.1+0.0-0.1
Chapecoense vs CSA-3.7-1.3+4.5
+0.1+0.0-0.1
CSA vs Bahia+4.5-1.3-3.7
-0.1+0.0+0.1
Fluminense vs Fortaleza+4.4-1.1-3.6
-0.2+0.1+0.1
Avai vs Fluminense-3.6-1.1+4.3
+0.2+0.1-0.2
Ceara vs Corinthians+2.1-0.2-2.0
-0.2+0.0+0.2
Ceara vs Athletico-PR+2.1-0.2-2.0
-0.2+0.0+0.2

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titleLibertadores1234567891011121314151617181920Serie BCount
473-0-0NoNo052643241No454,922
452-1-0NoNo11668161No872,175
442-0-1NoNo35936200.0%1,362,016
431-2-0NoNo45459100.5554,685
421-1-1NoNo205126303.31,742,137
411-0-2NoNo6394013114.81,363,230
0-3-0NoNo7394013114.8118,282
400-2-1NoNo2214428633.6556,321
390-1-2NoNo0733441760.7870,992
380-0-3NoNo115453984.0456,760
Total:NoNo001426302112516.5%8,351,520
Points
Chance Will Win Championship