How are these numbers calculated?

Big Games

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

Week of 1/25None
If winner is:HomeAway
Week of 2/1100.0*Chance in playoffs100.0*Reg Season Champs100.0*Disbanded100.0*Average seed
South Carolina vs Clemson-15.5+15.7
-6.4+6.5
+0.9-0.9
-2.9+2.9
Missouri vs Alabama+0.3-0.3
+0.1-0.1
+0.1-0.1
Oregon vs Ohio State-0.1+0.1
-0.1+0.1

What If

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

100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance inReg SeasonChance will finish regular season at seed
TWW-LplayoffsChamps1234567891011121314151617181920212223242526272829303132DisbandedCount
76-0In85.3%851410No242,234
65-195.5%26.8273324114100No1,060,825
54-224.00.403813171716128410000No1,884,800
43-30.0No0000124710111212121296210000No1,732,179
32-4OutNo0000135811121212121074200000.0%864,151
21-5OutNo000148131718161272022.0222,251
10-6OutNo00141224332695.123,512
Total:28.3%8.3%877666655443444332222221111110001.2%6,029,952
Games Above .500
Chance Will Make Playoffs