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
Dak 101 sam 143.34 +10.8
+4.4
-5.3
+0.9
Avi 116.58 Alex 126.02 -0.1
+0.3
+0.5
Jack 104.3 fig 107.76 -0.1
-0.2
-0.5
Steve 113.32 James 81.7 -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
Jack vs sam-12.0+11.2
-6.1+5.7
+3.7-3.4
-0.9+0.9
NWR vs Ryan-0.3+0.3
-0.3+0.3
-0.3+0.4
James vs fig+0.7-0.6
+0.5-0.4
Dak vs Avi+0.2-0.1
+0.1-0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inPlayoffChance will finish regular season at seed
TPW-LplayoffsBye123456789101112SackoCount
06-584.4%0.5%01519322813300No5,092,386
5-615.1No002122832195100.0%5,051,360
7-499.924.8421362810100No3,662,606
4-70.1No001927362144.13,579,172
8-3In80.0354517200No1,845,970
3-8OutNo00217453635.51,772,483
9-2In98.6772110No619,542
2-9OutNo01217777.5586,179
10-1In100.09640No124,769
1-10OutNo049696.1116,168
11-0InYes1000No16,105
0-11OutNo010099.915,052
Total:50.4%14.1%6899999998866.0%22,481,792
Points
Chance Will Make Playoffs