How are these numbers calculated?

Big Games

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

Week of 11/24100.0*Average seed
You Can Never H 91 Smoke and Mirrors 120 -0.2
Backside Plunde 83 Sewer Dwellers 145 -0.1
Week of 12/1100.0*Average seed
Sewer Dwellers 101 ABC, As Easy As 132 +0.1
You Can Never H 110 Team Grovenblitz 114 -0.1
Week of 12/8None

What If

Chances based on how well the You Can Never H finish out the regular season.   Explain

If finish:Chance inChance will finish regular season at seedSacko

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs