How are these numbers calculated?

Big Games

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

Week of 9/20100.0*Chance in playoffs100.0*Average seed
Corey 98.1 Snider 157.6 -9.8
-0.7
VanValin 130.4 Kyle 135.3 -0.2
Keegan 184 Jackson 173.1 -0.2
Weezy 88.5 Paul 126.7 -0.2
If winner is:HomeAway
Week of 9/27100.0*Chance in playoffs100.0*Average seed
Corey vs Willy+8.4-8.4
+0.7-0.7
Keegan vs Weezy-0.3+0.3
Scout vs VanValin-0.3+0.3
Jackson vs Snider+0.3-0.3

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-Lplayoffs12345678910Count
2211-0In9917,143
2010-1In8713052,463
189-2100.0%5140810258,495
168-397.810363715200776,856
147-455.703173631122001,552,810
126-52.500216353213202,173,050
105-60.000319403172,171,544
84-7Out011144441,551,528
63-8Out011782776,240
42-9Out0397259,116
21-10Out010051,675
00-11Out1007,020
Total:20.7%3468910121416189,637,940
Games Above .500
Chance Will Make Playoffs