How are these numbers calculated?

Big Games

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

Week of 11/23100.0*Chance in playoffs100.0*Average seed
Seth 70.9 Jordan 156.3 -15.2
-1.0
Chase 104.74 Freddy 120.12 -3.0
-0.2
Daniel 135.28 Cutcher 93.22 -2.9
-0.2
Jacob 167.64 Cameron 125.8 +1.8
+0.1
Katie 166.64 Neil 150.48 +0.2
Joseph 94.92 Josh 128.1 -0.1
Week of 11/30100.0*Chance in playoffs100.0*Average seed
Seth 128.78 Neil 167.92 -8.0
-0.8
Joseph 121.1 Freddy 173.28 -2.6
-0.1
Daniel 161.3 Chase 140.34 -2.5
-0.1
Cutcher 129.48 Jordan 128.6 +2.0
+0.2
Katie 108.86 Cameron 145.88 -0.8
-0.1
Jacob 152.48 Josh 63.44 +0.1
If winner is:HomeTieAway
Week of 12/7100.0*Chance in playoffs100.0*Average seed
Katie vs Josh+0.2+0.2-0.3
Seth vs Cameron+0.2-0.2-0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs123456789101112Count
00-1-0Out53479,161,699
1-0-0Out1009,161,563
0-0-1Out5248962,666
Total:Out752519,285,928
Points
Chance Will Make Playoffs