How are these numbers calculated?

Big Games

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

Week of 2/18100.0*Chance in playoffs100.0*Segunda Divisão100.0*Average seed
Juazeirense 2 Jequié 1 -10.7
-0.4
Vitória 0 EC Bahia 3 -7.7
-0.1
Bahia de Feira 3 Vitória da Conquista 0 -5.3
-0.1
Jacuipense 0 Vitória 1 -4.3
-0.1
Jacuipense 1 Flu de Feira 0 +2.3
+0.1
Flu de Feira 0 Bahia de Feira 2 -0.2
-0.1
Week of 2/25100.0*Chance in playoffs100.0*Segunda Divisão100.0*Average seed
Jequié 1 Vitória 5 -17.3
-0.6
Flu de Feira 3 Juazeirense 1 -5.3
-0.2
EC Bahia 2 Atlântico 1 -3.5
*No
-0.1
Jacuipense 4 Jacobina 0 *No
Week of 3/4100.0*Chance in playoffs100.0*Segunda Divisão100.0*Average seed
Jequié 0 Jacuipense 1 -2.8
-0.6
Juazeirense 1 EC Bahia 2 -1.2
Vitória da Conquista 1 Flu de Feira 2 -0.9
+0.0
Bahia de Feira 2 Atlântico 2 +0.6
+0.0
If winner is:HomeDrawAway
EC Bahia vs Jequié-0.1+0.1+0.5
Jacuipense vs Bahia de Feira-0.2-0.1+0.3

* A starred number could be exactly 0 or just really small. The simulation did not run long enough to know.

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seedSegunda
TPW-OTLDplayoffs12345678910DivisãoCount
131-000Out6634No2,199,234,844
110-001Out3466No4,860,814,456
100-010Out694No12,402,699,820
Total:Out1981No19,462,749,120
Points
Chance Will Make Playoffs