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
Glenn 56 Kings Park 63 +7.7
+1.1
Sayville 52 Hauppauge 59 +0.3
+0.1
Mt. Sinai 68 Sachem East 58 -0.2
Harborfields 59 Connetquot 54 -0.2
Northport 75 HHH West 69 +0.1

What If

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

100100100100100100100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910111213141516171819202122232425262728Count
125-0In7920117,176
114-1In395010086,422
103-2In164433700173,077
92-3100.0%052338267100172,182
81-492.10210263321710086,645
70-510.2028223224102017,212
Total:96.0%1424191410664211000552,714
Games Above .500
Chance Will Make Playoffs