How are these numbers calculated?

Big Games

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

Week of 5/13100.0*Chance in playoffs100.0*Chowder Cup100.0*Average seed
ScreaminSeagulls 2 ElderSkatesmen 5 -1.4
-1.1
-0.1
ShutYourFiveHole 6 MilwaukeeChargers 6 (ot)+0.2
+0.0
If winner is:HomeTieAway
GVC vs BeerThrashersNo-1.6+2.0
-0.1+0.0+0.1
Week of 5/21None

What If

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

100100100100100100100100100100100
If finish:Chance inChowderChance will finish regular season at seed
TPWL-OTTplayoffsCup1234567891011Count
2230-00In23.0%2377517,699
2120-01In1.8298366,767
17-20InNo1004,491,421*
1603-00InNo3070382,625
Total:In2.2%29355,758,512

* Row combines multiple less frequent records.

Points
Chance Will Make Playoffs