How are these numbers calculated?

Big Games

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

Week of 4/13100.0*Average seed
Atlante 1 UNAM 2 -0.2
Atlas 1 Monterrey 0 -0.1
Estudiantes Tec 1 Puebla 1 +0.1
Querétaro 2 San Luis 2 +0.0
Week of 4/20100.0*Average seed
San Luis 0 Tijuana 1 -0.5
Guadalajara 0 Atlas 1 +0.1
UNAM 0 Jaguares 3 +0.1
Querétaro 2 Toluca 2 +0.1
Cruz Azul 5 Estudiantes Tec 2 +0.1
Week of 4/27100.0*Average seed
Estudiantes Tec 1 Querétaro 1 +0.6
Pachuca 3 Guadalajara 1 +0.0
If winner is:HomeDrawAway
Toluca vs San Luis-0.2-0.2+1.1
Tijuana vs UNAM+0.1-0.2-0.2

What If

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

100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-Lplayoffs123456789101112131415161718Count
151-0-0Out652334,941,616
130-1-0Out1008,899,188
120-0-1Out010021,449,080
Total:Out909135,289,884
Points
Chance Will Make Playoffs