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*Average seed
S Alabama 36 LA-Monroe 14 +0.8
Arkansas St 35 Georgia St 33 -0.2
If winner is:HomeAway
Week of 11/28100.0*Chance in playoffs100.0*Average seed
LA-Lafayette vs LA-MonroeYes-14.5
+0.0-0.1
W Kentucky vs Arkansas StYes-3.9

What If

Chances based on how well the LA-Lafayette finish out the regular season.   Explain

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-Lplayoffs12345678910Count
5-7Yes1002,153,674*
30-257.8%5842157,274
Total:97.1%9732,310,948

* Row combines multiple less frequent records.

Points  (Full Screen)
Chance Will Make Playoffs  (Full Screen)