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
Oklahoma vs Michigan State-15.8+15.8
-6.5+6.5
+0.9-0.9
-2.9+2.9
Auburn vs Florida State+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 Michigan State finish out the regular season.   Explain

100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance inReg SeasonChance will finish regular season at seed
TWW-LplayoffsChamps1234567891011121314151617181920212223242526272829303132DisbandedCount
76-0In85.4%851410No250,513
65-195.5%26.72733241141000No1,085,312
54-224.00.403813171716128410000No1,898,054
43-30.0No0000124710111212121296210000No1,716,448
32-4OutNo00001358111212121210742100000.0%844,114
21-5OutNo0000148131718161272022.0213,158
10-6OutNo00141324332594.922,353
Total:28.9%8.5%877666655443344332222221111100001.1%6,029,952
Games Above .500
Chance Will Make Playoffs