How are these numbers calculated?

Big Games

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

Thursday, 3/23100.0*Chance in playoffs100.0*Average seed
RS 4 SPA 19 +21.4
+0.5
Monday, 4/3100.0*Chance in playoffs100.0*Average seed
RS 3 HA 4 +0.9
+0.0
If winner is:HomeTieAway
RS vs HA-6.4-5.3+0.7
-0.1-0.1+0.0

What If

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

100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs123456Count
125-0-0In1189150,422
114-0-1In19969,602
104-1-0In01001,974,465
3-0-2In010012,618
93-1-1In1000699,614
2-0-3In1001,100
83-2-0100.0%99109,364,839
2-1-2In100079,135
1-0-4In10034
72-2-1100.097301,952,545
1-1-3In9553,583
62-3-099.88020015,401,699
1-2-299.880200125,633
0-1-4In802054
51-3-197.9386021,890,492
0-2-396.5296842,480
41-4-078.015632210,252,919
0-3-270.7712955,611
30-4-124.62575580,581
20-5-0Out1002,376,410
Total:88.5%064251144,993,836
Games Above .500
Chance Will Make Playoffs