How are these numbers calculated?

Big Games

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

Week of 11/18100.0*Average seed
LSU 10 Florida 16 +1.2
Mississippi_State 42 Arkansas 58 -0.2
Tennessee 63 Missouri 37 -0.2
Auburn 55 FCS_Other 0 -0.2
Texas_A&M 23 UTSA 10 -0.1
Vanderbilt 38 Mississippi 17 +0.0
South_Carolina 44 FCS_Other 31 +0.0
If winner is:HomeHome OTAway OTAway
Texas_A&M vs LSU-0.2-0.2+0.2+0.2
If winner is:HomeHome OTAway OTAway
Week of 11/25100.0*Average seed
Florida_State vs Florida-0.7-0.7+0.7+0.7
Alabama vs Auburn+0.3+0.3-0.3-0.3
Missouri vs Arkansas+0.3+0.3-0.3-0.3
Vanderbilt vs Tennessee+0.2+0.2-0.2-0.2
Georgia vs Georgia_Tech+0.2+0.2-0.2-0.2

What If

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

100100100100100100100100100100100100100100
If finish:Chance will finish regular season at seed
TWW-LChance wins regular season title1234567891011121314Count
60-0No9222538655,866,480
Total:No9222538655,866,480
Games Above .500
Chance Will Win Regular Season Title