How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Sunday100.0*Chance in playoffs100.0*Average seed
Birk 162 Jacob 154.5 -15.2
-0.6
Bill 163 Micah 141.5 +3.6
+0.1
Walsh 194.5 Dosters 192 -2.9
-0.1
Nick 169 Adam 139 +0.9
If winner is:HomeAway
Thursday100.0*Chance in playoffs100.0*Average seed
Brent vs Jacob-14.9+5.2
-0.6+0.2
Nick vs Andrew-5.7+3.5
-0.1+0.1
Bill vs Adam+2.9-1.8
+0.1-0.1
David vs Micah+2.1-1.1
+0.1-0.1
Birk vs Dosters-1.6+1.0
Walsh vs Perry-1.2+0.7

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-OTLplayoffs123456789101112Count
155-0099.0%016552811,885,003
144-0174.501175623209,612,306
133-0219.201194333517,621,072
122-030.801114543014,676,809
111-040.000118905,563,557
100-05Out9640780,661
Total:25.0%016192326260050,139,408
Points
Chance Will Make Playoffs