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*Average seed
Navy 1 Bowie 3 +0.1
Harford 4 Navy 0 +0.1
Reston 3 Hagerstown 2 -0.1
Week of 2/4100.0*Average seed
Howard 1 Navy 2 -0.2
Potomac 6 Hagerstown 2 -0.2
Hagerstown 1 Baltimore 4 -0.2
Navy 0 Howard 3 +0.2
Week of 2/11100.0*Average seed
Harford 10 Hagerstown 2 -0.2

What If

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

100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-OTLTplayoffs1234567891011Count
50-000Out10020,572,344
Total:Out10020,572,344
Points
Chance Will Make Playoffs