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
Centereach 56 PatchMed 62 +9.7
+0.8
Lindenhurst 77 PatchMed 81 +9.1
+0.8
Comsewogue 64 Lindenhurst 65 +2.2
+0.1
Mt. Sinai 68 Sachem East 58 +2.0
+0.1
Sachem North 53 BBP 62 +1.5
+0.1
ESM 47 Smithtown East 57 -1.4
-0.1
Sachem North 48 Pierson 38 -0.8
Copiague 54 Commack 63 +0.4
+0.1
Smithtown East 72 Floyd 44 -0.4
-0.1
Central Islip 62 Newfield 58 +0.4
Bellport 61 Riverhead 64 +0.3
+0.1

What If

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

100100100100100100100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910111213141516171819202122232425262728Count
115-0In00021128341951047,229
104-1In002102533228100277,392
93-2100.0%0014163030154000610,850
82-394.40002122933185100621,789
71-438.7002112532217100291,693
60-50.60141631311530050,251
Total:86.1%00000124681214151410742100001,899,204
Games Above .500
Chance Will Make Playoffs