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
LOY 140 Zach 94 -15.2
-1.0
JOHN 91 AlAk 58 +3.2
+0.1
DrS 46 Liz 65 +1.4
+0.1
TVS 88 SOCK 67 -1.1
WOLF 107 THM 96 +0.6
Tiny 102 A2 75 -0.1
+0.1
If winner is:HomeAway
Week of 11/20100.0*Chance in playoffs100.0*Average seed
Zach vs JOHN+12.9-12.9
+1.0-1.0
A2 vs WOLF+3.0-3.0
AlAk vs Tiny-2.5+2.5
-0.1+0.1
SOCK vs DrS+2.2-2.2
Liz vs LOY+0.6-0.6
+0.1-0.1
THM vs TVS-0.6+0.6
-0.1+0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
73-097.8%632362321,364,601
62-131.4042742206104,092,824
51-2Out41534331314,100,126
40-3Out21453321,366,785
Total:24.0%146131713151412410,924,336
Games Above .500
Chance Will Make Playoffs