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
Lindenhurst 77 PatchMed 81 -2.4
-0.7
Comsewogue 64 Lindenhurst 65 +2.1
+1.4
Mt. Sinai 68 Sachem East 58 +0.4
Sachem North 48 Pierson 38 -0.2
-0.1
Smithtown East 72 Floyd 44 -0.1
+0.1
Sachem North 53 BBP 62 +0.1
+0.1
ESM 47 Smithtown East 57 -0.1
Centereach 56 PatchMed 62 -0.1
+0.1
Longwood 54 Southampton 66 +0.1
Harborfields 59 Connetquot 54 +0.0

What If

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

100100100100100100100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910111213141516171819202122232425262728Count
86-096.9%17203126113004,352
75-143.3000413263019710048,557
64-20.7001415303115300222,317
53-30.0000211313717300514,813
42-4Out00214333215300630,843
31-5Out002113036183387,923
20-6Out0110385190,399
Total:1.4%000001124711151614119631,899,204
Games Above .500
Chance Will Make Playoffs