How are these numbers calculated?

Big Games

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

Week of 11/8100.0*Chance in playoffs100.0*Average seed
Campo 133.78 Dave 99.7 -21.1
-1.1
Neil 114.62 Aaron 118.46 +3.2
+0.1
Chris/Jonny 107.28 Ross 164.88 -2.2
Nick 134.94 Cunje 139.94 -2.1
-0.1
Goodman 58.38 Alex 81.66 -1.3
-0.0
Kevin 128.46 Blair 86.92 +0.6
+0.0
If winner is:HomeAway
Week of 11/15100.0*Chance in playoffs100.0*Average seed
Goodman vs Dave-17.1+5.0
-1.3+0.4
Kevin vs Alex+1.9-3.9
+0.1-0.2
Neil vs Nick-2.9+1.4
-0.2+0.1
Campo vs Aaron-1.8+1.8
Chris/Jonny vs Blair-0.6+1.2
+0.0-0.1
Ross vs Cunje-1.1+0.7

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
84-0In1113341141838,165
73-182.6%01143631152005,088,205
62-213.301123036183010,130,278
51-30.0011140361307,532,496
40-4Out3236951,465,488
Total:25.5%0014811151819138025,054,632
Games Above .500
Chance Will Make Playoffs