How are these numbers calculated?

Big Games

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

Week of 11/19100.0*Chance in playoffs100.0*Average seed
TheGlenlivet15 136 xNotEdgex 111 +6.8
+1.1
PanchoVila491 110 Pomppu 105 -2.0
kingcarson 129 Penn6045 111 +1.5
+0.1
Brown-Crayon 114 orbitmint 113 +0.9
+0.2
JDC4654 164 Ryars 129 +0.3
+0.1
If winner is:HomeAway
Week of 11/26100.0*Chance in playoffs100.0*Average seed
TheGlenlivet15 vs Grogthor+15.6-15.6
+0.6-0.6
Ryars vs Penn6045+6.3-6.3
orbitmint vs kingcarson-3.1+3.1
-0.2+0.2
Brown-Crayon vs JDC4654-3.1+3.1
xNotEdgex vs PanchoVila491-0.1+0.1

What If

Chances based on how well the TheGlenlivet15 finish out the regular season.   Explain

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
72-062.5%63372,571,313
61-16.3662315,137,859
50-2Out3547182,571,972
Total:18.8%19412412410,281,144
Games Above .500
Chance Will Make Playoffs