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*Chance in playoffs100.0*Average seed
Stephen Gombita vs Bradford Gregg+22.8OutOut
+0.8+0.2-0.8
Dan Anderson, R vs pete lOut-5.5+22.8
-0.3-0.2+0.3
Jacob Jenkins vs Chris Anderson-2.2+2.7+2.2
-0.0-0.1+0.0

What If

Chances based on how well the Stephen Gombita 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
81-0-045.6%No202554No8,992,554
7.50-0-1OutNo100No18,042
70-1-0OutNo100No8,988,948
Total:22.8%No10132750No17,999,544
Games Above .500
Chance Will Make Playoffs