How are these numbers calculated?

Big Games

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

Week of 11/13100.0*Chance in playoffs100.0*Average seed
Eric 92.7 Ken 122 +23.5
+1.2
Gerard 122.2 Jon 101.9 -2.0
-0.1
Jason 79 Kelly 101.4 -1.6
-0.1
Mike 96.8 Craig 78.6 +0.7
Garrett 91.7 Brian 112.8 +0.4
Logan 81.5 Kyle 100.7 +0.3
-0.1
Week of 11/20100.0*Chance in playoffs100.0*Average seed
Ken 144.7 Logan 169.6 -17.7
-0.8
Kelly 95.6 Mike 80.9 -15.6
-0.3
Craig 133.5 Jason 77 -3.4
Brian 88.1 Eric 86.8 +1.4
+0.1
Jon 105.7 Kyle 72.1 -0.8
Garrett 117.3 Gerard 119.7 -0.5
If winner is:HomeAway
Week of 11/27100.0*Chance in playoffs100.0*Average seed
Brian vs LoganOut+6.7
-0.5+0.3
Jason vs KenOut+6.4
-0.6+0.3
Kelly vs JonOut+4.8
Craig vs Eric-7.0+9.3
+0.1-0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
61-018.5%192547930,290,129
50-1Out574315,990,055
Total:12.1%1216512146,280,184
Games Above .500
Chance Will Make Playoffs