How are these numbers calculated?

Big Games

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

Week of 10/6100.0*Chance in playoffs100.0*Average seed
Chickens of the 141.16 Winner Has Arri 97.82 -9.7
-0.8
Crafty Corgis 146.52 Julio Gonna Call 81.9 +7.1
+0.4
Team Grumpy 118.88 Shoulda BEN Lynch 97.58 -0.1
Norwegian Elkho 150.92 Wrecking Balls 145.38 +0.1
If winner is:HomeAway
Week of 10/13100.0*Chance in playoffs100.0*Average seed
Julio Gonna Call vs Winner Has Arri-15.0+15.0
-1.2+1.2
Crafty Corgis vs Norwegian Elkho-8.7+1.3
-0.6+0.1

What If

Chances based on how well the Winner Has Arri finish out the regular season.   Explain

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
98-0In46727210,001
87-1In01455300079,196
76-299.6%1227601000548,081
65-392.1028901332002,110,707
54-467.20670141212404,932,015
43-529.329003213797,191,973
32-64.750343496,379,766
21-70.10011893,138,135
10-8Out100664,758
Total:33.1%00132000139242925,054,632
Games Above .500
Chance Will Make Playoffs