How are these numbers calculated?

Big Games

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

Week of 12/27100.0*Chance in playoffs100.0*Average seed
Sachem North 53 BBP 62 +0.4
+0.8
Center Moriches 98 BBP 55 -0.3
-0.3
Sayville 52 Hauppauge 59 +0.1
-0.1
Mt. Sinai 68 Sachem East 58 -0.1
ESM 47 Smithtown East 57 +0.1
Hampton Bays 77 Westhampton 71 +0.1

What If

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

100100100100100100100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910111213141516171819202122232425262728Count
86-091.9%072437247101,242
75-117.70031431331530017,120
64-20.00016264022500105,821
53-3Out0041836301010344,118
42-4Out0021539367619,428
31-5Out054550584,716
20-6Out1189226,759
Total:0.2%00000012358111627281,899,204
Games Above .500
Chance Will Make Playoffs