How are these numbers calculated?

Big Games

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

Week of 1/31100.0*Chance in playoffs100.0*Average seed
Loudoun County/John Champe 6 Flint Hill 13 +12.0
+0.9
Patriot 10 Battlefield 7 -10.5
-0.4
McLean 5 Briar Woods 8 +5.4
+0.1
Kettle Run/Liberty 2 Loudoun Valley/Woodgrove 3 +4.7
+0.1
Stone Bridge 4 Langley 2 -0.1
Week of 2/7100.0*Chance in playoffs100.0*Average seed
Flint Hill 8 Kettle Run/Liberty 9 -43.9
-1.6
Tuscarora/Westfield 12 Loudoun Valley/Woodgrove 2 -9.9
-0.2
McLean 1 Langley 3 +4.5
+0.1
Patriot 5 Yorktown 1 -0.3
Dominion/Potomac Falls 9 Independence/Rock Ridge 5 -0.1
Week of 2/14None

What If

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

100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs12345678910111213141516171819202122Count
90-0-0Out100608,406,760
Total:Out100608,406,760
Games Above .500
Chance Will Make Playoffs