How are these numbers calculated?

Big Games

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

Week of 11/21100.0*Chance in playoffs100.0*Average seed
Detroit 84 Pittsburgh 50 -0.8
-0.1
Smyrna 87 Philly 79 +0.1
Halifax 74 Milwaukee 85 +0.1
Atlanta 75 Chicago 112 -0.0
If winner is:HomeDrawAway
Week of 11/28100.0*Chance in playoffs100.0*Average seed
Pittsburgh vs PhillyIn+0.3-1.7
+0.1-0.1-0.2
New York vs Halifax+0.4-0.2-0.2
Chicago vs Detroit+0.1*+0.1-0.4
Atlanta vs Denver+0.1*-0.0-0.1
Smyrna vs Dover+0.1*+0.0-0.0
+0.1*-0.0-0.0

* 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 Pittsburgh finish out the regular season.   Explain

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-D-Lplayoffs123456789101112Count
113-0-0In01003,619,868
10.52-1-0In0100230,637
102-0-1In1004,163,750*
9.51-1-1In6931175,167
0-3-0In772330
91-0-2In67331,566,221
0-2-1In66341,911
8.50-1-295.9%1166194033,398
80-0-367.353627294195,537
Total:99.3%09271109,986,519

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs