How are these numbers calculated?

Big Games

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

Week of 9/12100.0*Chance in playoffs100.0*Playoff Bye100.0*Sacko100.0*Average seed
Steve 113.32 James 81.7 +10.9
+8.1
-2.6
+0.9
Avi 116.58 Alex 126.02 +0.4
+0.2
Jack 104.3 fig 107.76 -0.4
-0.2
Dak 101 sam 143.34 +0.4
+0.1
If winner is:HomeAway
Week of 9/19100.0*Chance in playoffs100.0*Playoff Bye100.0*Sacko100.0*Average seed
Steve vs Chu+10.1-10.1
+10.6-10.6
-1.5+1.5
+0.9-0.9
NWR vs Ryan-0.1+0.1
-0.4+0.4
-0.1+0.1
Jack vs sam+0.1-0.1
+0.4-0.4
+0.1-0.1
James vs fig+0.9-0.9
+0.2-0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inPlayoffChance will finish regular season at seed
TPW-LplayoffsBye123456789101112SackoCount
06-599.9%25.5%42136289100No1,884,178
5-681.50.500516303015300No1,881,237
4-710.30.0000292332259100.0%1,345,769
7-4In82.6384415200No1,344,942
3-80.0No01520372987.7673,203
8-3In99.0801910No671,787
9-2In100.09730No224,388
2-9OutNo0110404948.5224,269
10-1InYes1000No45,245
1-10OutNo00138786.644,844
11-0InYes100No5,907
0-11OutNo19998.95,775
Total:70.0%30.4%17141210987665422.5%8,351,544
Points
Chance Will Make Playoffs