How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 10/19100.0*Chance in playoffs100.0*Average seed
Friends 7 Locust Valley 24 +4.0
+0.2
Island Trees 14 Seaford 41 +3.9
+0.1
West Hempstead 35 Carle Place 13 +0.5
Oyster Bay 37 East Rockaway 70 -0.2
-0.0
CSH 14 Clarke 22 -0.1
Week of 10/26100.0*Chance in playoffs100.0*Average seed
Seaford 40 East Rockaway 8 +6.0
+0.1
West Hempstead 7 Locust Valley 40 +6.0
+0.2
Carle Place 0 Island Trees 31 -3.9
-0.0
Oyster Bay 0 Friends 38 +0.7
Malverne 6 CSH 45 -0.1
Week of 11/2100.0*Chance in playoffs100.0*Average seed
East Rockaway 26 Island Trees 12 +47.5
+0.5
Locust Valley 0 Seaford 41 -21.0
-0.5
Malverne 20 Carle Place 14 +0.1
Clarke 57 Oyster Bay 14 +0.1
-0.0
Games Above .500
Chance Will Make Playoffs

Lottery

Why are you looking down here? We just made the playoffs!

Big Games

Week of 10/19100.0*Lottery seed
Friends 7 Locust Valley 24 -0.4
Island Trees 14 Seaford 41 -0.2
CSH 14 Clarke 22 +0.1
BBP 14 Port Jefferson 7 -0.1
Glenn 14 Babylon 7 -0.1
Oyster Bay 37 East Rockaway 70 +0.0
VSS 14 Malverne 32 -0.0
Week of 10/26100.0*Lottery seed
West Hempstead 7 Locust Valley 40 -0.4
Seaford 40 East Rockaway 8 -0.1
Carle Place 0 Island Trees 31 +0.1
Center Moriches 14 SWR 57 -0.0
Wyandanch 0 Babylon 37 +0.0
Week of 11/2100.0*Lottery seed
Locust Valley 0 Seaford 41 +1.1
East Rockaway 26 Island Trees 12 -1.0
Babylon 0 SWR 49 -0.1
Center Moriches 32 GSM 18 +0.0