How are these numbers calculated?

Big Games

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

Week of 9/19100.0*Chance in playoffs100.0*Playoff Bye100.0*Sacko Bye100.0*Average seed
Will 103.1 Sam 112.8 -12.3
-7.1
+6.6
-1.0
Tyler 121.5 Taylor 114 -0.2
-0.3
-0.4
Dan 75.4 Gus 121.2 -0.2
-0.3
-0.4
Wyatt 134.1 Matt 123.3 +0.2
-0.3
-0.4
Glatz 124.6 Randy 87.3 -0.1
+0.4
+0.3
Eric 186.8 Jack 181.2 +0.7
+0.6
If winner is:HomeAway
Week of 9/26100.0*Chance in playoffs100.0*Playoff Bye100.0*Sacko Bye100.0*Average seed
Gus vs Will-12.5+12.5
-5.2+5.2
+8.5-8.5
-1.0+1.0
Randy vs Wyatt-0.3+0.3
+0.3-0.3
+0.3-0.3
Matt vs Sam+0.3-0.3
+0.5-0.5
Tyler vs Eric-0.3+0.3
-0.5+0.5
Jack vs Glatz-0.1+0.1
-0.1+0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inPlayoffChance will finish regular season at seedSacko
TPW-LplayoffsBye123456789101112ByeCount
05-457.4%0.0%0016203127133000.0%2,215,343
4-51.5No00110273421616.52,211,975
3-60.0No001931421859.81,474,780
6-399.212.51112933196100No1,473,210
7-2In72.8294422500No632,211
2-7OutNo004316596.0631,898
8-1In98.4772120No158,235
1-8OutNo079399.9158,223
0-9OutNo199Yes19,554
9-0In100.09730No19,307
Total:39.7%9.1%456789910111111920.1%8,994,736
Points
Chance Will Make Playoffs