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 -12.7
-1.0
JOHN 91 AlAk 58 +3.5
+0.1
Tiny 102 A2 75 -0.7
+0.1
TVS 88 SOCK 67 -0.6
WOLF 107 THM 96 -0.5
+0.0
DrS 46 Liz 65 +0.2
If winner is:HomeAway
Week of 11/20100.0*Chance in playoffs100.0*Average seed
Zach vs JOHN+10.5-4.1
+1.2-0.5
A2 vs WOLF+3.4-2.1
-0.1+0.1
Liz vs LOY+0.2-0.7
+0.1-0.3
SOCK vs DrS+0.6-0.1
-0.1+0.0
AlAk vs Tiny-0.4+0.2
-0.1+0.1
THM vs TVS-0.2+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
73-098.7%21546361923,211
62-132.1023051143006,712,887
51-2Out102841183016,361,301
40-3Out103352513,278,025
Total:8.2%00161315221920237,275,424
Games Above .500
Chance Will Make Playoffs