How are these numbers calculated?

Big Games

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

Week of 1/18100.0*Average seed
Douglas 4 Cornelius 5 -0.5
Gravel 4 Coffey 5 +0.1
If winner is:HomeTieAway
Week of 1/25100.0*Average seed
Coffey vs Joyce-0.3+0.2+0.2
Mantha vs Vollrath-0.0+0.4-0.0
Gravel vs Cornelius-0.1+0.1+0.1

What If

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

100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs12345678RelegatedCount
101-0-0In3070No11,608,857
90-0-1In2646244No1,219,628
80-1-0In1143388No11,603,051
Total:In144023194No24,431,536
Games Above .500
Chance Will Make Playoffs