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*Pres Trophy100.0*Average seed
DRS 4 Flatbush 0 -21.0
Kushner 4 Frisch 5 (ot)+14.3
+0.1
Frisch 7 MTA 0 +13.4
+0.2
DRS 4 Kushner 0 -11.2
SAR 8 Ramaz 4 -1.1
-0.1
Westchester 0 SAR 1 -0.4
-0.1
If winner is:HomeHome OTHome SOAway SOAway OTAway
Frisch vs JEC+21.2+21.2NoNoNoNo
If winner is:HomeHome OTHome SOAway SOAway OTAway
Week of 2/13100.0*Pres Trophy100.0*Average seed
HANC vs DRS+27.3NoNoNoNo-16.6

What If

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

100100100100100100100100100
If finish:Chance inPresChance will finish regular season at seed
TPWL-OTTplayoffsTrophy123456789Count
24-26In16.6%1004,945,906,036*
Total:In16.6%1004,945,906,036

* Row combines multiple less frequent records.

Points
Chance Will Make Playoffs