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*Odds of getting BYE (1/2 seed)100.0*Average seed
Dan Anderson, R vs pete lInIn-8.1
No+24.9+24.9
+0.1+0.1-0.1
Jacob Jenkins vs Chris Anderson-8.1InIn
NoNo+25.1
-1.6-0.9+1.6
Stephen Gombita vs Bradford Gregg-6.2InIn
-0.1+0.1+0.1

What If

Chances based on how well the Chris Anderson 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
91-0-0In50.1%5050No26,966,865
8.50-0-1InNo100No54,218
80-1-083.8%No533116No26,977,549
Total:91.9%25.0%252527158No53,998,632
Games Above .500
Chance Will Make Playoffs