How are these numbers calculated?

Big Games

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

Week of 3/11100.0*Chance in playoffs100.0*Average seed
Rangers 1 Flyers 6 In
+0.3
If winner is:HomeAway
Week of 3/18100.0*Chance in playoffs100.0*Average seed
Rangers vs Jets-0.1+0.1
Flyers vs Blackhawks+0.1-0.1

What If

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

100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs123456Count
12.5-15In10028,926,028*
100-2-0In50509,655,912
Total:In871338,581,940

* Row combines multiple less frequent records.

Points
Chance Will Make Playoffs