How are these numbers calculated?

Big Games

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

Week of 11/8100.0*Chance in playoffs100.0*Average seed
Dave 107.96 Katie 143.22 -31.4
-1.5
Danny 122.28 Veronika 129.42 +2.7
+0.1
Will 145.58 Julie 92.14 -2.3
Taylor 89.14 Ben 88.04 -1.5
-0.1
Sofia 83.3 Netta 99.52 +0.6
+0.0
Lucas 147.72 Morgan 101.78 -0.3
Laurel 140.38 Russell 121.14 -0.1
-0.1
If winner is:HomeAway
Week of 11/15100.0*Chance in playoffs100.0*Average seed
Dave vs Russell+13.0-17.6
+1.1-1.6
Sofia vs Francisco-1.6+8.2
-0.1+0.3
Will vs Veronika-4.1+2.1
-0.2+0.1
Danny vs Taylor-3.0+3.0
Emily vs Julie+0.5-0.3
+0.2-0.1
Katie vs Morgan-0.1+0.1
Lucas vs Ben-0.0+0.1

What If

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

100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910111213141516Count
82-095.9%116433644,650,516
71-18.11748368116,528,164
60-2Out1313726509,664,728
Total:18.8%02792619141282030,843,408
Games Above .500
Chance Will Make Playoffs