How are these numbers calculated?

Big Games

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

Week of 11/26100.0*Chance in playoffs100.0*Average seed
Nickel City Dra 60 Mexico City Dog 61 +7.1
+0.3
Twins 64 Kings 95 -5.4
+0.0
Bergholtz Nazis 58 Rosies 35 -1.1
-0.1
Hoslappers 79 Benjamins 65 -0.8
Sin City Purple 40 Buff Leprechaun 54 -0.3
-0.0
Black Knight 77 XXX 56 -0.1
If winner is:HomeTieAway
Week of 12/3100.0*Chance in playoffs100.0*Average seed
Rosies vs Mexico City Dog-26.0-26.0+8.2
-1.1-1.1+0.3
Kings vs Benjamins-3.0+11.7+9.9
-0.1+0.3+0.3
Twins vs Hoslappers-5.7+7.9+7.6
-0.2+0.2+0.2
Black Knight vs Sin City Purple-0.1+0.4+0.4
XXX vs Buff Leprechaun+0.3+0.3-0.1
Bergholtz Nazis vs Nickel City Dra-0.0+0.2+0.1

What If

Chances based on how well the Mexico City Dog finish out the regular season.   Explain

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs123456789101112Count
102-0-0In19814,486,921
9.51-0-1In13463741,522
91-1-085.5%04213229155,898,571
8.50-1-120.3318728902
80-2-012.501377111,417,069
Total:82.2%73311161616111,804,985
Games Above .500
Chance Will Make Playoffs