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
Sean 162.74 Drew 103.9 +12.9
+1.1
Tex 132.06 Jason 93.38 -1.3
-0.1
George 89.92 Jay 150.04 -1.2
-0.1
Tammy 124.38 Nall 113.36 -1.1
-0.1
B 122.66 Joe 129 +0.6
Marc 129.54 Rell 121.98 -0.6
Meech 127.62 MO 110.84 -0.3
If winner is:HomeAway
Week of 10/31100.0*Chance in playoffs100.0*Average seed
MO vs Sean-13.2+13.2
-1.1+1.1
Tammy vs George-0.8+0.8
Joe vs Drew-0.6+0.6
-0.1+0.1
Jay vs Rell-0.4+0.4
Nall vs Jason+0.4-0.4
+0.1-0.1
Tex vs Meech+0.3-0.3
Marc vs B+0.2-0.2

What If

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

100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234567891011121314Count
106-0In86140090,748
95-1In3543183000541,695
84-2100.0%21026312281001,352,689
73-391.300141425282071001,805,862
62-422.8001517303015201,355,017
51-50.100316383850541,274
40-6Out0095336291,443
Total:68.3%5789910101010975105,778,728
Games Above .500
Chance Will Make Playoffs