How are these numbers calculated?

Big Games

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

Tuesday, 2/9100.0*Chance in playoffs100.0*Average seed
Henrique 1 Peter 0 -1.3
-0.4
Thursday, 2/11100.0*Chance in playoffs100.0*Average seed
Henrique 1 Abraham 0 +0.1
Abraham 0 Anton 1 (ot)-0.0
If winner is:HomeHome OTAway OTAway
Friday, 2/19100.0*Chance in playoffs100.0*Average seed
Peter vs William+1.5+0.0-0.3-0.3
+0.9+0.5+0.0-0.3
Alvaro vs Peter-0.3-0.0+0.5+1.5
-0.3+0.1+0.6+1.0
Peter vs Felipe+1.1+0.2-0.1-0.3
+0.9+0.5+0.0-0.3
William vs Jack-0.1+0.0+0.3+0.6
+0.0-0.0-0.1-0.2
Henrique vs William+0.3+0.0-0.2-0.2
William vs Felipe-0.2-0.1+0.0+0.3
William vs JZ-0.2-0.2*+0.0+0.3
William vs Anton-0.3-0.2-0.0+0.2
Alvaro vs William+0.2-0.0-0.2-0.3
Ede vs William+0.2+0.3+0.1-0.1
-0.1-0.1-0.0+0.1
Fr. Cris vs William+0.1-0.1-0.2-0.3
Anton vs Raph+0.0+0.0-0.1-0.2
+0.0-0.0-0.1-0.1
Felipe vs Jack+0.0-0.0-0.1-0.2
Abraham vs JZ-0.3-0.2-0.0+0.1
Alvaro vs Jack+0.0-0.0-0.1-0.2
JZ vs Jack+0.0-0.0-0.1-0.2
Abraham vs Felipe-0.3-0.2-0.0+0.1
Abraham vs Jack-0.1-0.0+0.1+0.1
Anton vs Jack+0.0-0.0-0.1-0.2

* A starred number could be exactly 0 or just really small. The simulation did not run long enough to know.

What If

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

100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-OT-WL-OTplayoffs12345678910111213Count
153-0-00-027.5%02772085,364
142-1-00-015.801684080,701
132-0-00-17.1778140335,598
1-2-00-06.777815026,672
122-0-01-01.826430401,006,816
1-1-00-11.31643140223,074
0-3-00-00.716431403,004
111-1-01-00.3043431310668,858
1-0-00-20.2043431310445,758
0-2-00-10.10434313136,967
101-0-01-10.0004447902,674,768
0-1-00-2Out0434790148,979
0-2-01-0Out0434790111,460
91-0-02-0Out00722814,015,331
0-1-01-1Out072281891,173
0-0-00-3Out072281192,557
80-0-01-2Out0534521,730,002
0-1-02-0Out0534521,335,983
70-0-02-1Out246885,197,390
60-0-03-0Out1272175,200,991
Total:0.3%00793642624,411,446
Points
Chance Will Make Playoffs