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*Chance in playoffs100.0*Average seed
BladesofSteel 3 ThornyDevils 1 -1.3
-0.2
Spartans 7 JunkyardDogs 1 -0.7
If winner is:HomeTieAway
Week of 3/16100.0*Chance in playoffs100.0*Average seed
Nordiques vs SpartansIn-1.8-6.5
+0.0-0.0-0.1
JunkyardDogs vs ThornyDevils-1.9+0.6In

What If

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

100100100100100100100100100
If finish:Chance inChowderChance will finish regular season at seed
TPWL-OTTplayoffsCup123456789Count
18-20InNo1004,062,665*
1701-0197.0%No973820,520
1602-0093.4No9372,322,305
Total:97.5%No9827,205,490

* Row combines multiple less frequent records.

Points
Chance Will Make Playoffs