How are these numbers calculated?

Big Games

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

Week of 10/24100.0*Chance in playoffs100.0*Average seed
B 122.66 Joe 129 +8.7
+1.0
Tex 132.06 Jason 93.38 -0.8
Tammy 124.38 Nall 113.36 -0.8
-0.1
Sean 162.74 Drew 103.9 -0.7
-0.1
George 89.92 Jay 150.04 -0.7
Marc 129.54 Rell 121.98 -0.5
If winner is:HomeAway
Week of 10/31100.0*Chance in playoffs100.0*Average seed
Joe vs Drew+5.1-5.1
+0.9-0.9
Tammy vs George-0.5+0.5
Tex vs Meech-0.2+0.2
Nall vs Jason+0.2-0.2
+0.1-0.1
Jay vs Rell+0.1-0.1
Marc vs B-0.1+0.1
MO vs Sean+0.1-0.1
+0.1-0.1

What If

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

100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234567891011121314Count
116-0In98291,471
105-1In841610540,662
94-2In4042162001,353,250
83-3100.0%52132261330001,806,603
72-497.1002112528201030001,353,450
61-539.300211273121810541,847
50-60.30052234337091,445
Total:92.0%20181411108654211005,778,728
Games Above .500
Chance Will Make Playoffs