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 122 Barnstormers 129 -0.6
Gotham 106 Dozen 112 -0.1
Week of 11/27100.0*Average seed
Pittsburgh 116 Jacksonville 135 -0.3
Dozen 61 Semora 88 +0.1
Barnstormers 168 Testicles 109 -0.1
Cleveland 151 Tease 118 -0.1
If winner is:HomeAway
Week of 12/4100.0*Average seed
Cleveland vs Pittsburgh-0.4+0.4
Tease vs Pittsburgh-0.4+0.4
Jacksonville vs Cleveland+0.2-0.2
Asian vs Dozen+0.2-0.2
Dozen vs Barhoppers-0.2+0.2
Gotham vs Barnstormers-0.1+0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-OTLplayoffs123456789101112Count
102-00In66343,859,568
91-01In247247,709,451
80-02In4229293,857,709
Total:In28559715,426,728
Points
Chance Will Make Playoffs