How are these numbers calculated?

Big Games

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

Week of 11/21100.0*Chance in playoffs100.0*Average seed
Buc Squad 64.74 Three Eyed Ravens 36.02 -0.5
One Giant Step 108.86 Sophomores 74.4 -0.1
Ruthless Richie 139.64 Reservation Dogs 79.68 +0.4
If winner is:HomeAway
Week of 11/28100.0*Chance in playoffs100.0*Average seed
Ketchup and Mostert vs Three Eyed Ravens-0.0In
-0.8+0.2
Reservation Dogs vs Sophomores-0.2+0.4
One Giant Step vs Ruthless Richie-0.0+0.1

What If

Chances based on how well the Three Eyed Ravens finish out the regular season.   Explain

100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910111213141516Count
113-0In13875,670,139
102-1In13795310,353,749
91-2In02408865,569,817
80-3100.0%335214100888,103
Total:100.0%44050483100022,481,808
Games Above .500
Chance Will Make Playoffs