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*Pres Trophy100.0*Average seed
Guns N Roses 9 Harkins 8 -23.4
-7.3
-0.7
La Perceuse 12 Knights 11 (so)-2.6
+0.2
-0.0
Les Brasseurs 9 Gorillaz 7 +0.1
+6.7
Week of 11/20100.0*Chance in playoffs100.0*Pres Trophy100.0*Average seed
Les Brasseurs 7 Harkins 8 (so)+19.6
+4.0
+0.9
La Perceuse 8 Guns N Roses 9 +7.1
+2.6
+0.0
Knights 6 Gorillaz 8 -1.4
No
+0.1
If winner is:HomeHome SOAway SOAway
Week of 11/27100.0*Chance in playoffs100.0*Pres Trophy100.0*Average seed
Harkins vs GorillazInIn-34.5-41.5
+0.6+0.6-0.4-0.6
La Perceuse vs Les Brasseurs-9.6-9.6-5.8+12.3
-0.2-0.2-0.1+0.3
Guns N Roses vs Knights-9.6-9.6-5.8+12.3
-0.2-0.2-0.1+0.3

What If

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

100100100100100100
If finish:Chance inPresChance will finish regular season at seed
TPWL-OTplayoffsTrophy123456Count
1410-0InNo10030,872,177
1300-125.0%No2550254,620,808
1201-018.1No18493326,244,155
Total:59.6%No60251661,737,140
Points
Chance Will Make Playoffs