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
Graham 99 Scott 84 -9.8
-0.9
Jake 117 Nick 98 +3.2
+0.1
Nonnie 85 Brenna 96 +2.5
-0.1
Isaac 53 Spencer 88 -0.7
Sandy 128 Poppa 106 +0.6
Dar 96 Luke 52 -0.3
-0.1
Kelsie 68 Kara 89 -0.1
+0.1
Rodney 125 Dave 99 -0.1
If winner is:HomeAway
Week of 11/30100.0*Chance in playoffs100.0*Average seed
Isaac vs ScottOut+7.1
-1.4+1.4
Nick vs Poppa-4.9+4.9
-0.1+0.1
Graham vs Spencer+2.7-2.7
+0.2-0.2
Dave vs Nonnie+2.5-2.5
Rodney vs Brenna+1.7-1.7
Dar vs Kelsie-1.7+1.7
-0.1+0.1

What If

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

100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs12345678910111213141516Count
62-0-028.5%6233626912,409,641
51-1-0Out07284021304,817,491
40-2-0Out1962192,410,804
Total:7.1%169101620151759,637,936
Games Above .500
Chance Will Make Playoffs