How are these numbers calculated?

Big Games

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

Monday, 4/9100.0*Chance in playoffs100.0*Average seed
RS 6 OS 17 +14.4
+0.5
JPP 16 BF 13 +9.9
+0.1
SPA 21 BF 10 +3.7
+0.1
JPP 13 SPA 21 +0.2
RS 14 SAL 25 -0.0
If winner is:HomeTieAway
SAL vs OS-12.3-9.1In
-0.3-0.2+0.7
If winner is:HomeTieAway
Tuesday, 4/10100.0*Chance in playoffs100.0*Average seed
HA vs EG-0.0-0.0+0.2
QE vs HA+0.2-0.0-0.0
SPA vs MEL+0.0+0.0-0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs123456789101112Count
163-0-0In1001,413,058
152-0-1In59374339,868
142-1-0In1767168,693,740
1-0-2In9474426,118
131-1-1In13871,322,160
0-0-3In199656
121-2-0In109016,422,822
0-1-2In19947,753
110-2-1Out1001,151,702
100-3-0Out9739,143,931
Total:73.3%44204526138,561,808
Games Above .500
Chance Will Make Playoffs