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*Average seed
Riverhead 58 Southampton 62 +0.1
Northport 75 HHH West 69 -0.1
Copiague 54 Commack 63 -0.1

What If

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

100100100100100100100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910111213141516171819202122232425262728Count
146-0In742678,762
135-1In22661210340,075
124-2In321372710200594,728
113-3In00314303217400540,319
102-4In0016203126123000268,510
91-5In00172031261220069,414
80-697.9%001418352911207,396
Total:100.0%820141312118642210000001,899,204
Games Above .500
Chance Will Make Playoffs