How are these numbers calculated?

Big Games

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

Week of 7/31100.0*Chance in playoffs100.0*Average seed
Pittsburgh 2 Real Maryland 0 -7.9
Richmond 2 Harrisburg City 0 +1.1
+0.1
Charlotte 2 Charleston 2 -1.1
+0.0
If winner is:HomeDrawAway
Pittsburgh vs Harrisburg City-3.6+0.1+5.6
+0.0+0.0-0.1
If winner is:HomeDrawAway
Week of 8/7100.0*Chance in playoffs100.0*Average seed
Real Maryland vs Charlotte-3.7-2.7+4.8
-0.2+0.0+0.2
Pittsburgh vs Charleston-3.7-1.3+3.0
Harrisburg City vs Richmond-1.0+0.5+0.1
-0.2+0.0+0.1

What If

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

100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-Lplayoffs123456Count
272-0-030.0%3070760,150
251-1-06.879311,929,359
241-0-11.629712,409,450
230-2-0Out9371,085,664
220-1-1Out792022,487,746
210-0-2Out623451,327,631
Total:4.0%48411110,000,000
Points
Chance Will Make Playoffs