How are these numbers calculated?

Big Games

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

Week of 11/13100.0*Chance in playoffs100.0*Average seed
DrS 46 Liz 65 -0.5
-0.5
LOY 140 Zach 94 +0.1
JOHN 91 AlAk 58 +0.1
-0.1
WOLF 107 THM 96 +0.1
TVS 88 SOCK 67 -0.1
-0.0
Tiny 102 A2 75 +0.1
If winner is:HomeAway
Week of 11/20100.0*Chance in playoffs100.0*Average seed
SOCK vs DrS-3.6+0.7
-0.7+0.1
THM vs TVS-0.2+0.1
+0.1-0.1
Zach vs JOHN-0.2+0.1
AlAk vs Tiny-0.1+0.1
+0.1-0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
93-0In69415,924,209
82-1In068293015,826,174
71-299.7%738431205,022,170
60-348.207413415300502,871
Total:99.3%37017721000037,275,424
Games Above .500
Chance Will Make Playoffs