How are these numbers calculated?

Big Games

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

Week of 2/2100.0*Chance in playoffs100.0*Average seed
Hillel 56 Heschel 53 -39.4
-0.7
Ramaz 43 SAR 54 +2.2
+0.3
Haftr 43 North Shore 40 +1.7
YDE 45 Rambam 31 +1.1
JEC 64 Magen David 79 -0.5
If winner is:HomeAway
JEC vs Ramaz+4.6-8.9
+0.3-0.6
MTA vs Heschel-2.2+11.2
-0.1+0.4
Shaare T. vs North Shore+4.2-0.8
If winner is:HomeAway
Week of 2/9100.0*Chance in playoffs100.0*Average seed
Hillel vs Shaare T.Out+37.9
-0.1+0.4
Magen David vs North Shore+1.7-5.3
YDE vs Magen David+3.8-2.5

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
41-023.6%122763,011,238
30-110.210563415,289,722
Total:12.4%012592918,300,960
Games Above .500
Chance Will Make Playoffs