How are these numbers calculated?

Big Games

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

Week of 7/9100.0*Average seed
Lefty 0 OG Capitals 1 -0.1
Gents 5 Yellow Fever 5 +0.1
New Edinburgh Pub 4 Winmar 1 -0.1
Ninjas 1 Gordon Bombays 7 +0.1
MLH 3 Moose Heads 3 -0.0
Week of 7/16100.0*Average seed
OG Capitals 2 Yellow Fever 2 -0.3
MLH 3 Ninjas 0 +0.1
Gents 2 Gordon Bombays 6 -0.1
If winner is:HomeHome OTHome SOTieAway SOAway OTAway
Week of 7/23100.0*Average seed
Yellow Fever vs Gordon Bombays+1.0+1.0+1.0-0.4-0.9-0.9-0.9
Ninjas vs Moose Heads-0.2-0.2-0.2+0.2+0.2+0.2+0.2
Winmar vs OG Capitals+0.2+0.2+0.2-0.2-0.2-0.2-0.2

What If

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

100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs1234567891011Count
161-0-0In445614,648,566
150-0-1In1004,369,047
140-1-0In574314,649,873
Total:In1925381933,667,486
Games Above .500
Chance Will Make Playoffs