How are these numbers calculated?

Big Games

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

Week of 11/17100.0*Average seed
Lindsey 84.58 Allie 126.3 -0.5
Kyle 132.9 J Z 89.22 +0.2
Jacob 85.44 Maria 126.76 -0.1
Amanda 99.68 Jacqueline 77.7 +0.1
Week of 11/24100.0*Average seed
Lindsey 111.14 Matthew 133.82 -0.4
Allie 141.48 J Z 155.2 -0.2
Josh 161.12 Jacqueline 84.76 +0.1
If winner is:HomeAway
Week of 12/1100.0*Average seed
Lindsey vs Amanda+0.3-0.3
Jacob vs J Z+0.1-0.1
Maria vs Jacqueline+0.1-0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
31-0Out8335814,151,033
20-1Out10014,139,703
Total:Out4177928,290,736
Games Above .500
Chance Will Make Playoffs