How are these numbers calculated?

Big Games

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

Week of 8/6100.0*Average seed
Brave du coin 3 Dirt Devils 9 +0.6
Pneu Belisle 9 Les Ent. M.Emer 7 -0.2
DGAF 5 Les Ent. M.Emer 11 +0.1
Happy Campers 0 Slammers 7 -0.1
Villa Toyota 10 DGAF 2 +0.0
Laser 6 Pneu Belisle 1 +0.0
Happy Campers 7 DGAF 0 +0.0
Wasted Talent 6 Laser 7 +0.0
Pneu Belisle 3 Blacky Coyotes 21 +0.0
Week of 8/13100.0*Average seed
Dirt Devils 1 Colts 9 -0.5
Happy Campers 6 Dirt Devils 5 -0.1
Villa Toyota 9 Pneu Belisle 3 +0.1
Wasted Talent 9 Pneu Belisle 8 +0.1
Brave du coin 7 Slammers 0 -0.0
Villa Toyota 7 Wasted Talent 0 +0.0
Laser 12 DGAF 1 +0.0
Blacky Coyotes 7 Dirt Devils 0 -0.0
Brave du coin 2 Blacky Coyotes 12 +0.0
Week of 8/20100.0*Average seed
Wasted Talent 12 Les Ent. M.Emer 3 -0.4
Colts 7 Slammers 0 +0.1
If winner is:HomeAway
Slammers vs Dirt Devils-0.3+0.2
DGAF vs Pneu Belisle+0.2-0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs123456789101112Count
151-0-0Out027737,264,115
130-1-0Out73274,299,319
Total:Out017731011,563,434
Games Above .500
Chance Will Make Playoffs