How are these numbers calculated?

Big Games

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

Week of 11/22100.0*Chance in playoffs100.0*Average seed
Watson 100.05 Alan 95.1 +15.5
+1.3
Luis 105.65 Pepi 99.7 +3.4
+0.2
Raymond 83.25 Tomas 108.2 +2.6
+0.1
Wilford 81.45 Jossie 105.15 +2.5
Rogelio 95.5 Daniel 78 +1.9
+0.1
Javi 163.1 Alejo 78.7 +1.5
Week of 11/29100.0*Chance in playoffs100.0*Average seed
Watson 112.35 Daniel 109.75 In
+0.8
Pepi 102.5 Alejo 147.65 +0.5
Raymond 100.15 Jossie 142.4 +0.5
-0.1
Wilford 81.25 Rogelio 98.2 +0.4
+0.1
Javi 103.35 Tomas 84.3 +0.2
-0.2
If winner is:HomeAway
Week of 12/6100.0*Chance in playoffs100.0*Average seed
Rogelio vs Watson-0.5+0.5

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
91-0In1008,361,311
80-1In1008,351,825
Total:In505016,713,136
Games Above .500
Chance Will Make Playoffs