How are these numbers calculated?

Big Games

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

Week of 8/5100.0*Chance in playoffs100.0*Average seed
JETS 217 BUBA 210 -20.1
-0.8
MAND 237 HARP 311 -3.2
-0.1
PAND 221 BLNC 297 +2.5
+0.1
BETT 233 2003 320 +0.6
+0.1
SOUV 264 SPOD 375 +0.2
+0.1
If winner is:HomeTieAway
Week of 8/12100.0*Chance in playoffs100.0*Average seed
BUBA vs MAND+2.6-1.0-2.3
+0.5-0.1-0.5
BLNC vs JETS+1.8-0.4-1.5
+0.1-0.0-0.0
HARP vs SOUV-1.1+1.2+1.1
-0.0-0.0+0.1
2003 vs PAND+0.2+0.4-0.3
+0.1-0.1-0.2
BRYC vs BETT+0.1-0.0-0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs123456789101112Count
103-0-019.8%20631704,733,251
9.52-0-15.964645411,776
92-1-00.6132571115,296,374
1-0-2Out25502512
8.51-1-1Out55141325,289
81-2-0Out230589016,459,400
0-1-2Out17836
7.50-2-1Out74739613,781
70-3-0Out02251275,881,143
Total:2.4%219343011442,421,032
Games Above .500
Chance Will Make Playoffs