How are these numbers calculated?

Big Games

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

Week of 2/11100.0*Average seed
Peninsula 10 Richmond 0 +0.2
Potomac 3 Piedmont 5 -0.2
Potomac 0 Southern Maryland 2 -0.2
If winner is:HomeTieAway
Week of 2/25100.0*Average seed
Reston vs Potomac-0.2-0.1+0.3
Potomac vs Southern Maryland+0.3-0.1-0.2
Richmond vs Southern Maryland-0.2-0.1+0.3

What If

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

100100100100100100100100
If finish:Chance inPresChance will finish regular season at seed
TPW-OTLTplayoffsTrophy12345678Count
72-000OutNo1008,898,168
61-001OutNo56445,009,653
51-010OutNo455517,776,913
0-002OutNo4456705,673
3-4OutNo10013,909,929*
Total:OutNo435746,300,336

* Row combines multiple less frequent records.

Points
Chance Will Make Playoffs