How are these numbers calculated?

Big Games

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

Week of 11/21100.0*Chance in playoffs100.0*Odds of winning championship100.0*Average seed
Brandon McMichael 84.8 Tom Reed 124 -3.9
-1.8
-0.8
Cary McMichael 113 Roger Harman 82.5 +0.3
Aaron McMichael 40.3 James Quinly 117.6 -0.3
+0.0
Austin Harman 74.9 Alex Valley 132.3 +0.1
Nick Treado 125.3 Trey Reed 71.7 +0.6
-0.1
Week of 11/28100.0*Chance in playoffs100.0*Odds of winning championship100.0*Average seed
Aaron McMichael 116 Brandon McMichael 89.8 -8.7
-1.1
Alex Valley 116 Nick Treado 71 -2.4
Roger Harman 107.1 Trey Reed 141 +1.2
-0.0
Tom Reed 67.8 Cary McMichael 100.8 -1.0
+0.0
James Quinly 97.9 Austin Harman 74 -0.1
If winner is:HomeTieAway
Week of 12/5100.0*Chance in playoffs100.0*Odds of winning championship100.0*Average seed
Austin Harman vs Brandon McMichael-51.1-51.4In
-1.5-1.5+0.6
Roger Harman vs Alex Valley+8.1+7.7-8.1
+0.1+0.1-0.1
Tom Reed vs Aaron McMichael-8.2+6.1+6.1
+0.2+0.5-0.2
Trey Reed vs Cary McMichael+0.2+0.2-0.5

What If

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

100100100100100100100100100100
If finish:Chance inOdds ofChance will finish regular season at seedOdds of
TPW-OTLTplayoffswinning championship12345678910getting lastCount
71-000InNo315316No19,787,924
60-01028.7%No295021No7,811,746
0-00128.4No285021No27,750
Total:79.8%No223820146No27,627,420
Points
Chance Will Make Playoffs