How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Tuesday, 4/4100.0*Average seed
BF 7 HA 15 +0.1
Wednesday, 4/5None

What If

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

100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs123456Count
17-20In10084,391,996*
160-2-0In8614480,236
Total:In100084,872,232

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs