How are these numbers calculated?

Big Games

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

Week of 9/15100.0*Chance in playoffs100.0*Average seed
Santos 0 Olimpia 0 -0.5
-0.0
Defensa y Justicia 3 Delfin 0 +0.5
If winner is:HomeDrawAway
Week of 9/23100.0*Chance in playoffs100.0*Average seed
Delfin vs Santos-9.9-4.0+2.6
-0.3-0.2+0.1
Defensa y Justicia vs Olimpia-1.9-0.3+2.4
+0.0+0.1-0.1

What If

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

100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-Lplayoffs1234Count
14-16In1003,403,902*
132-0-1In86141,738,386
121-2-0In8911838,821
111-1-1In47531,443,819
101-0-277.8%106822554,184
0-3-0In3565118,632
90-2-173.966826295,694
80-1-226.727730215,364
70-0-31.72831544,206
Total:95.4%7421508,653,008

* Row combines multiple less frequent records.

Points
Chance Will Make Playoffs

Lottery

Ye of little faith, already thinking about next year. Here are the big games and what ifs for draft seeds.

Big Games

Week of 9/15100.0*Lottery seed
Santos 0 Olimpia 0 +0.8
U. Catolica 2 Gremio 0 -0.2
Bolivar 1 Palmeiras 2 +0.1
Internacional 4 America de Cali 3 +0.1
Sao Paulo 2 River Plate 2 -0.1
Defensa y Justicia 3 Delfin 0 -0.0
Racing 0 Nacional 1 +0.0
Libertad 0 Boca Juniors 2 +0.0
I. del Valle 5 Flamengo 0 +0.0
If winner is:HomeDrawAway
Guarani vs Tigre+0.0-0.0-0.1
If winner is:HomeDrawAway
Week of 9/23100.0*Lottery seed
Delfin vs Santos+3.8+1.9-1.1
Defensa y Justicia vs Olimpia-0.1-0.2+0.3
I. Medellin vs Boca Juniors-0.3-0.1+0.1
Junior vs I. del Valle-0.2-0.1+0.0
E. de Merida vs Nacional-0.2-0.1+0.1
Internacional vs Gremio+0.1-0.1-0.1
Guarani vs Palmeiras-0.1-0.1+0.1
LDU vs Sao Paulo+0.1-0.1-0.0
Alianza Lima vs Racing-0.1-0.0+0.0
Binacional vs River Plate-0.1-0.1+0.0
Barcelona SC vs Flamengo-0.1-0.0+0.0
Athletico-PR vs Colo-Colo+0.0-0.1+0.0
Caracas vs Libertad-0.0-0.0+0.1

What If

100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance will finish season at seed
TPW-D-L1234567891011121314151617181920212223242526272829303132
163-0-01433331640
142-1-0031533331420
132-0-10021025291631130000
121-2-0002102934145420000
111-1-10015172461617103100
101-0-2001815111717124119300
0-3-00062916151915720
90-2-106001412212081393100
80-1-200003101482224145100
70-0-300010310212621124100
Total:2691214131074443221121100000000