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
Avi 116.58 Alex 126.02 +11.3
+5.0
-5.1
+0.9
Steve 113.32 James 81.7 -0.3
-0.4
Jack 104.3 fig 107.76 -0.3
-0.4
Dak 101 sam 143.34 +0.2
+0.4
Ben 121.76 Ryan 113.1 -0.1
If winner is:HomeAway
Week of 9/19100.0*Chance in playoffs100.0*Playoff Bye100.0*Sacko100.0*Average seed
Ben vs Alex-12.1+11.6
-6.2+6.0
+3.4-3.2
-0.9+0.9
NWR vs Ryan-0.3+0.3
-0.3+0.3
-0.4+0.4
Jack vs sam+0.3-0.3
+0.3-0.3
+0.4-0.3
James vs fig+0.7-0.6
+0.5-0.4
Dak vs Avi+0.1-0.1
+0.1-0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inPlayoffChance will finish regular season at seed
TPW-LplayoffsBye123456789101112SackoCount
06-584.4%0.5%01519322813300No5,072,132
5-615.0No002122832195100.0%5,069,906
7-499.924.8421362810100No3,623,927
4-70.1No001927372144.13,621,252
8-3In80.0354517200No1,809,494
3-8OutNo00217453635.61,808,298
2-9OutNo01217777.5603,410
9-2In98.6772110No601,589
1-10OutNo049696.1120,419
10-1In100.09640No120,163
11-0InYes1000No15,709
0-11OutNo010099.915,493
Total:49.9%13.8%6889999999866.2%22,481,792
Points
Chance Will Make Playoffs