How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 1/28100.0*Chance in playoffs100.0*Average seed
Piedmont 2 Baltimore 5 +16.5
+0.3
Bowie 2 Metro 1 -12.2
-0.1
Baltimore 3 TriCity 1 +8.9
+0.1
Navy 1 Bowie 3 -5.1
-0.1
Harford 7 Potomac 3 -1.1
-0.1
Metro 7 TriCity 1 +0.5
Harford 4 Navy 0 -0.3
-0.0
Reston 1 Howard 3 +0.1
Week of 2/4100.0*Chance in playoffs100.0*Average seed
Bowie 4 Reston 2 -13.6
-0.1
Hagerstown 1 Baltimore 4 +10.6
+0.1
Harford 2 TriCity 0 -1.6
-0.1
Harford 0 Piedmont 3 +0.4
+0.1
TriCity 0 Potomac 1 -0.1
Week of 2/11100.0*Chance in playoffs100.0*Average seed
Bowie 2 Potomac 2 -4.8
-0.0
Potomac 2 Baltimore 2 +3.7
-0.0
Harford 10 Hagerstown 2 -0.4
-0.1
Harford 3 Howard 6 +0.2
+0.0
If winner is:HomeHome OTTieAway OTAway
TriCity vs BowieInInInIn-7.1
+0.1+0.1+0.1+0.1-0.1
TriCity vs Navy+0.0*+0.0+0.0*+0.0-0.1

* 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 Baltimore finish out the regular season.   Explain

100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-OTLTplayoffs1234567891011Count
250-00090.2%901059,144,228
Total:90.2%901059,144,228
Points
Chance Will Make Playoffs