How are these numbers calculated?

Big Games

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

Week of 3/30100.0*Top Four Seed100.0*Average seed
Trashers 2 Big Willies 3 +15.0
+0.2
Pistol Shrimp 0 Moose Knuckles 5 +4.8
+0.1
Puck Norris 2 Logan Urology 3 +0.1
+0.0
Week of 4/6100.0*Top Four Seed100.0*Average seed
Big Willies 3 Hatrick Kane 0 -10.5
-0.1
Puck Norris 5 Moose Knuckles 3 -0.1
If winner is:HomeAway
Trashers vs Pistol Shrimp-26.8+22.6
Logan Urology vs Ugly Pucklings-23.3Yes
-0.5+0.5
Moose Knuckles vs Trashers+0.0-0.2

What If

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

100100100100100100100100
If finish:ChanceTop FourChance will finish season at seed
TPW-Lwins titleSeed12345678Count
221-0NoYes465466,834,850
200-1No52.5%5242669,493,358
Total:No75.8%2253213136,328,208
Points
Chance Will Win Championship