How are these numbers calculated?

Big Games

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

Week of 9/13100.0*Chance in playoffs100.0*Average seed
BrunoB 93.56 Jordan Pete's T 79.7 +10.5
+1.1
Le Chat 92.54 Fab's Team 76.4 +0.3
+0.1
Bills Bills Bills 75.2 Arrow's Team 95.08 -0.3
-0.1
guywwe's Best T 86.02 JM04 93.36 +0.2
+0.1
If winner is:HomeAway
Week of 9/20100.0*Chance in playoffs100.0*Average seed
BrunoB vs Party Bus+10.6-10.6
+1.1-1.1
Rocco vs Arrow's Team+0.3-0.3
+0.1-0.1
Sly49ers vs Fab's Team+0.3-0.3
+0.1-0.1
guywwe's Best T vs pure skillz-0.3+0.3
-0.1+0.1

What If

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

100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910111213141516Count
1312-0In10001,568
1211-1In991011,271
1110-2In9360061,554
109-3In69252030207,513
98-4In244018215100465,203
87-5100.0%111241623185100743,987
76-683.0003154142423134100867,084
65-710.7020027162525166100744,736
54-80.100027182928143464,210
43-9Out0015214132207,573
32-10Out002227561,821
21-11Out059511,109
10-12Out01001,507
Total:59.5%98877777666555443,849,136
Games Above .500
Chance Will Make Playoffs