How are these numbers calculated?

Big Games

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

Week of 10/27100.0*Chance in playoffs100.0*Average seed
Emily 105.44 Katie 120.22 +0.4
+0.5
Sofia 124.32 Dave 86.08 -0.1
Francisco 93.82 Justin 106.68 +0.0
If winner is:HomeAway
Week of 11/3100.0*Chance in playoffs100.0*Average seed
Sofia vs Katie-0.5+0.8
-0.6+0.9
Julie vs Justin-0.2+0.0
Emily vs Davalyn+0.1-0.1
Will vs Netta-0.1+0.0

What If

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

100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234567891011121314Count
75-085.5%05213327122065,941
64-111.1001102431229200701,283
53-20.000212263221603,113,428
42-3Out0062747196,818,345
31-4Out023777,361,205
20-5Out1003,135,218
Total:0.6%000001134712244821,195,420
Games Above .500
Chance Will Make Playoffs