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
Kentucky 45 South Carolina 38 -2.6
-8.5
+0.3
-1.1
Mississippi State 48 Texas A&M 31 +0.2
-0.3
-0.1
Tennessee 9 Florida 10 -0.3
Georgia 44 Vanderbilt 17 -0.1
-0.1
-0.1
Auburn 41 LSU 7 -0.1
+0.0
If winner is:HomeAway
Week of 10/11100.0*Chance wins regular season title100.0*Top 4100.0*Worst record100.0*Average seed
Missouri vs Georgia-0.1+0.1
+0.1-0.1
Arkansas vs Alabama+0.3-0.2
Mississippi State vs Auburn-0.1+0.1
Florida vs LSU+0.1-0.1
Texas A&M vs Ole Miss-0.2+0.1

What If

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

100100100100100100100100100100100100100100
If finish:Chance will finish regular season at seedWorst
TWW-LChance wins regular season titleTop 41234567891011121314recordCount
42-00.9%11.8%014710142123155100No3,279,809
31-1Out0.000025101933236100.0%6,648,760
20-2OutNo0002830471310.53,236,923
Total:0.2%3.0%00123481114201915400.1%13,165,492
Games Above .500
Chance Will Win Regular Season Title