How are these numbers calculated?

Big Games

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

Week of 11/12100.0*Chance in playoffs100.0*Average seed
Gold 140.1 Sam 161.8 +1.3
+0.3
Dem 79.1 Zach 101.7 -0.1
Rome 85.3 Jesse 122.9 +0.1
Klemp 136.5 Shep 133.4 +0.1
Week of 11/19100.0*Chance in playoffs100.0*Average seed
Sam 156.5 Zach 123.7 +3.9
+0.5
Dem 137.8 Rome 142 +1.8
-0.1
Klemp 149 Sei 103.5 +1.3
Gold 115.3 Jesse 138.6 +1.2
+0.1
Scott 178.9 Shep 107.4 -0.1
If winner is:HomeAway
Week of 11/26100.0*Chance in playoffs100.0*Average seed
Rome vs SamOut+15.8
-1.6+1.5
Jesse vs Shep+8.8-9.1
+0.1-0.2
Klemp vs Scott+4.1-4.6
+0.1-0.1
Dem vs Sei-2.0+1.9
-0.1+0.1
Gold vs Zach-0.1+0.1

What If

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

100100100100100100100100100100
If finish:Chance inPlayoffChance will finish regular season at seed
TPW-LplayoffsBye12345678910Count
01-032.6%No72638254051,785,098
0-1OutNo10048,523,922
Total:16.8%No3132013248100,309,020
Points
Chance Will Make Playoffs