How are these numbers calculated?

Big Games

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

Week of 2/26100.0*Chance in playoffs100.0*Average seed
Ducks 9 Gulls 2 +19.0
+0.2
If winner is:HomeTieAway
Leafs vs GullsIn+5.1-15.2
+0.1+0.1-0.2
OCHC vs LeafsIn-6.2-12.7
+0.1-0.1-0.1
If winner is:HomeTieAway
Week of 3/5100.0*Chance in playoffs100.0*Average seed
Heat vs OCHC-12.7-6.2In
-0.1-0.1+0.1

What If

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

100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPWL-OTTplayoffs1234567Count
5-7In10012,732,580*
401-0155.0%55451,617,563
302-0050.751493,649,401
Total:86.0%861417,999,544

* Row combines multiple less frequent records.

Points
Chance Will Make Playoffs