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
Sayville 52 Hauppauge 59 +8.1
+1.2
Harborfields 59 Connetquot 54 -0.8
-0.1
Mt. Sinai 68 Sachem East 58 -0.5
-0.1
SWR 55 Rocky Point 66 +0.3
Northport 75 HHH West 69 +0.3
ESM 47 Smithtown East 57 +0.1
Center Moriches 98 BBP 55 +0.1
Sachem North 53 BBP 62 -0.1
Hampton Bays 77 Westhampton 71 +0.1

What If

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

100100100100100100100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910111213141516171819202122232425262728Count
106-0In116363312208,799
95-199.5%021129341840051,897
84-243.7002122933185100129,395
73-30.8001621342610200172,564
62-4Out0017263722610129,542
51-5Out007264023451,705
40-6Out021341458,812
Total:21.4%00123458101112109108531552,714
Games Above .500
Chance Will Make Playoffs