How are these numbers calculated?

Big Games

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

Monday, 4/3100.0*Chance in playoffs100.0*Average seed
HA 22 OS 20 In
+0.0
RS 13 HA 30 In
+0.0
If winner is:HomeTieAway
Tuesday, 4/4100.0*Chance in playoffs100.0*Average seed
BF vs HA-0.2+0.1+0.1

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
19-20In10051,343,235*
182-1-0In901024,341,946
1-0-2In100133,237
171-1-1In77231,463,095
0-0-3In1001,377
161-2-0In435433,455,983
0-1-2In485221,585
150-2-1In1777799,944
140-3-0In36136152,630
Total:In946081,013,032

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs