How are these numbers calculated?

Big Games

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

If winner is:HomeTieAway
Week of 1/30100.0*Odds of being in Last Place Bowl100.0*Average seed
Anthony Halley vs Tom TaylorNoNo+25.0
+0.2+0.3-0.3
chris sink vs Dustin Helle+25.0NoNo
-0.7-0.2+0.8

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-TplayoffsOdds of getting BYE (1/2 seed)123456789101112Odds of being in Last Place BowlCount
51-0-0OutNo100No26,965,456
4.50-0-1OutNo100No53,874
40-1-0OutNo505050.0%26,979,302
Total:OutNo50252525.0%53,998,632
Games Above .500
Chance Will Make Playoffs