How are these numbers calculated?

Big Games

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

Week of 10/4100.0*Chance wins regular season title100.0*Top 4100.0*Worst record100.0*Average seed
Tennessee 9 Florida 10 +9.3
+16.3
-2.2
+1.7
Auburn 41 LSU 7 -0.5
-0.6
-0.1
-0.0
Mississippi State 48 Texas A&M 31 +0.3
-0.1
Ole Miss 23 Alabama 17 +0.1
-0.1
Kentucky 45 South Carolina 38 +0.1
+0.1
Georgia 44 Vanderbilt 17 -0.2
-0.2
If winner is:HomeAway
Week of 10/11100.0*Chance wins regular season title100.0*Top 4100.0*Worst record100.0*Average seed
Florida vs LSU+6.2-10.4
+9.7-16.2
-0.2+0.4
+0.8-1.4
Arkansas vs Alabama+1.7-1.2
+2.4-1.6
+0.1-0.1
+0.1-0.1
Texas A&M vs Ole Miss+1.0-0.7
-0.7+0.5
Mississippi State vs Auburn+0.1-0.1
-0.2+0.2
Missouri vs Georgia+0.2-0.1

What If

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

100100100100100100100100100100100100100100
If finish:Chance will finish regular season at seedWorst
TWW-LChance wins regular season titleTop 41234567891011121314recordCount
64-086.8%99.5%543310300No1,040,514
53-132.680.282527201352000No3,813,438
42-21.021.5016152020171262000No5,004,520
31-3Out0.1001613202219136100.0%2,768,431
20-4OutNo00282226211655.3538,589
Total:16.7%39.3%610111212101097642100.2%13,165,492
Games Above .500
Chance Will Win Regular Season Title