How are these numbers calculated?

Big Games

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

Week of 9/29100.0*Chance in playoffs100.0*Average seed
Jacque 124.16 Josh 125.3 +12.8
+1.0
Maria 173.46 Matthew 111.2 -0.6
Lindsey 106.22 J Z 102.2 +0.4
Kyle 110.44 Amanda 130.7 +0.3
Jacob 148.66 Kevin 123.34 +0.1
If winner is:HomeAway
Week of 10/6100.0*Chance in playoffs100.0*Average seed
Maria vs Josh-12.7+12.7
-0.9+0.9
Jacob vs Margaret+0.8-0.8
Kyle vs Jacque-0.7+0.7
Kevin vs J Z+0.6-0.6
Chad vs Amanda+0.1-0.1

What If

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

100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910111213Count
118-0In98239,320
107-1In811910297,928
96-2In364716201,044,107
85-3100.0%423402671002,089,530
74-491.601725362371002,607,300
63-524.4004203428112002,087,867
52-60.10021435341321,043,436
41-7Out003224827299,070
30-8Out1227738,918
Total:66.7%8111213121110865319,547,476
Games Above .500
Chance Will Make Playoffs