How are these numbers calculated?

Big Games

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

Saturday, 4/1100.0*Chance in playoffs100.0*Average seed
SPA 10 LO 12 -11.0
-0.2
SPA 15 RS 5 -6.2
-0.1
LO 10 SPA 12 +3.4
+0.1
RS 10 HA 20 -2.0
-0.0
LO 12 HA 20 +1.1
+0.0
BF 12 SPA 10 +0.1
SPA 12 HA 15 +0.1
If winner is:HomeTieAway
Monday, 4/3100.0*Chance in playoffs100.0*Average seed
RS vs OS+12.6+6.0-9.0
+0.4+0.2-0.3
HA vs OS+0.1-2.1-0.8
+0.0-0.1-0.1

What If

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

100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs123456Count
83-0-093.8%9461,315,432
72-0-192.19280543,905
62-1-039.23960116,832,241
1-0-235.83662253,934
51-1-119.31969123,007,918
0-0-3Out80201,593
41-2-0Out178340,344,479
0-1-2Out595124,080
2-3Out10030,367,038*
Total:9.6%10207092,590,620

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs