How are these numbers calculated?

Big Games

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

Week of 11/3100.0*Chance in playoffs100.0*Average seed
Jared 74.38 Mike 80.28 +0.3
If winner is:HomeAway
Week of 11/10100.0*Chance in playoffs100.0*Average seed
John vs MikeOut+0.2
-0.5+0.5
Dan vs David-0.1+0.1
+0.1-0.1
Jacob vs Jared+0.1-0.1
+0.1-0.1
Bubba vs Andrew+0.1-0.1

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
74-02.6%02204727301,048,062
63-10.000322442834,173,757
52-2Out011150396,267,370
41-3Out0020804,177,022
30-4Out3971,046,929
Total:0.2%0014815314116,713,140
Games Above .500
Chance Will Make Playoffs