How are these numbers calculated?

Big Games

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

Monday, 3/13100.0*Chance in playoffs100.0*Average seed
SPA 28 OS 5 -15.7
-0.7
HA 31 OS 12 -15.7
-0.7
OS 19 JPP 16 +15.6
+0.7
OS 23 BF 22 +15.6
+0.7
If winner is:HomeTieAway
OS vs LT+0.5-0.5-0.5

What If

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

100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs123456Count
61-0-0In10015,028,050
4-5In10015,835,490*
Total:In495130,863,540

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs