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
Nonnie 85 Brenna 96 +0.2
-0.1
Rodney 125 Dave 99 +0.2
+0.8
Graham 99 Scott 84 +0.1
+0.1
Dar 96 Luke 52 -0.1
Isaac 53 Spencer 88 -0.1
+0.1
Kelsie 68 Kara 89 +0.1
+0.2
If winner is:HomeAway
Week of 11/30100.0*Chance in playoffs100.0*Average seed
Rodney vs Brenna+0.6Out
+1.2-1.2
Dar vs KelsieOut+0.6
+0.1-0.1
Dave vs Nonnie+0.6Out
+0.1-0.1
Graham vs Spencer+0.6Out
+0.1-0.1
Isaac vs Scott+0.2-0.2

What If

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

100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs12345678910111213141516Count
5.52-0-02.3%217413372,408,390
4.51-1-0Out222522224,817,914
3.50-2-0Out637562,411,632
Total:0.6%14109132720159,637,936
Games Above .500
Chance Will Make Playoffs