How are these numbers calculated?

Big Games

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

Week of 11/20100.0*Average seed
Pittsburgh Pyth 117 Balla$ 53 -0.1
Team power 59 - Scheveningers 119 -0.1
Week of 11/27100.0*Average seed
Balla$ 83 Team power 59 +0.2
- Scheveningers 72 De more de mary 134 +0.0
If winner is:HomeAway
Week of 12/4100.0*Average seed
De more de mary vs Balla$-0.1+0.5
Suncoast Snook vs - Scheveningers+0.1-0.2

What If

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

If finish:Chance inChance will finish regular season at seed
Games Above .500
Chance Will Make Playoffs