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
Walsh 194.5 Dosters 192 +10.7
+0.5
Bill 163 Micah 141.5 +2.4
+0.1
Birk 162 Jacob 154.5 +0.7
Nick 169 Adam 139 -0.2
David 96.5 Andrew 191 -0.1
If winner is:HomeAway
Thursday100.0*Chance in playoffs100.0*Average seed
Walsh vs Perry+6.4-6.4
+0.4-0.4
David vs Micah+1.7-1.7
Nick vs Andrew-1.7+1.7
-0.1+0.1
Brent vs Jacob+1.4-1.4
Bill vs Adam+1.3-1.3
Birk vs Dosters-0.6+0.6
-0.1+0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-OTLplayoffs123456789101112Count
175-00In3225224566,148
164-01In01257042,810,147
153-02100.0%026333105,619,735
142-0397.201856233005,621,091
131-0458.60154335702,814,352
120-054.504334913568,071
Total:89.6%01637311573017,999,544
Points
Chance Will Make Playoffs