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
Keegan 184 Jackson 173.1 -9.9
-0.7
VanValin 130.4 Kyle 135.3 -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
Jackson vs Snider+8.7-8.7
+0.7-0.7
Keegan vs Weezy-0.4+0.4
Corey vs Willy+0.3-0.3
Scout vs VanValin-0.3+0.3

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-Lplayoffs12345678910Count
2211-0In9917,160
2010-1In8712051,777
189-2100.0%5438700259,087
168-398.312383612200775,969
147-462.00421382891001,552,991
126-53.50032038299102,173,324
105-60.000422412752,171,984
84-7Out0011345401,552,878
63-8Out011981775,779
42-9Out0397258,133
21-10Out010051,847
00-11Out1007,011
Total:22.0%3568911121415179,637,940
Games Above .500
Chance Will Make Playoffs