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
Scott 86.5 Andrew 133.04 +0.4
Craig 85.58 Ross 81.08 +0.1
If winner is:HomeTieAway
Week of 11/27100.0*Average seed
Will vs Andrew-0.4+0.2+0.4
Jordan vs Gavin+0.2+0.1-0.2
Ben vs Ross-0.1+0.1+0.1

What If

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

100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs12345678Count
102-0-0In87138,991,343
9.51-0-1In752535,822
91-1-0In38501217,956,882
0-0-2In5736728
8.50-1-1In19621935,700
80-2-0In43156108,989,361
Total:In423620236,009,136
Games Above .500
Chance Will Make Playoffs