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
Northport 75 HHH West 69 -0.5
-0.5
Sayville 52 Hauppauge 59 +0.1
+0.1

What If

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

100100100100100100100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910111213141516171819202122232425262728Count
125-0In4852192,759
114-1In1270181565,034
103-2In3284621200652,058
92-3100.0%0193137184000372,627
81-484.400418323013200104,840
70-511.4021027362040011,886
Total:98.6%936231385321000001,899,204
Games Above .500
Chance Will Make Playoffs