How are these numbers calculated?

Big Games

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

Week of 2/6100.0*Average seed
Rambam 2 Haftr 6 -0.5
TABC 5 Haftr 1 +0.2
HANC 15 YDE 0 -0.1
If winner is:HomeHome OTHome SOAway SOAway OTAway
Week of 2/13100.0*Average seed
Haftr vs Rambam-0.7-0.5-0.5+0.1+0.1+0.8
HANC vs DRS-0.2-0.2-0.2+0.0+0.0+0.3

What If

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

100100100100100100100100100
If finish:Chance inPresChance will finish regular season at seed
TPWL-OTTplayoffsTrophy123456789Count
1910-00InNo58422,472,948,726
1800-10InNo4456602,720,402
1701-00InNo21791,870,236,908
Total:InNo2934374,945,906,036
Points
Chance Will Make Playoffs