How are these numbers calculated?

Big Games

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

Week of 3/9100.0*Chowder Cup100.0*Average seed
Shamrocks 4 OldSchool 3 No
-0.3
WhiskeyShots 5 Pirates 4 No
Spartans 7 JunkyardDogs 1 +0.3
BladesofSteel 3 ThornyDevils 1 -0.1
If winner is:HomeTieAway
Week of 3/16100.0*Chowder Cup100.0*Average seed
OldSchool vs BladesofSteel+0.5+0.1-0.7
JunkyardDogs vs ThornyDevils-0.2+0.1+0.3
BladesofSteel vs MightyGoats-0.1+0.1+0.1
Nordiques vs Spartans-0.0-0.0+0.1

What If

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

100100100100100100100100100
If finish:Chance inChowderChance will finish regular season at seed
TPWL-OTTplayoffsCup123456789Count
2620-00InNo448482,744,430
2510-01InNo036604895,850
2411-00InNo51492,583,760
00-02InNo772372,220
2301-01InNo3070400,406
2202-00InNo100508,824
Total:InNo12347297,205,490
Points
Chance Will Make Playoffs