How are these numbers calculated?

Big Games

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

Week of 3/29100.0*Chance in playoffs100.0*Average seed
Robby 170.8 Jon 132.5 -0.5
-0.5
Jeb 184.1 Harry 201.2 -0.3
+0.1
Mike 205 Ken 230.9 -0.3
Ross 184.3 Jason 96.4 +0.3
-0.1
Matt 188.2 Luke 161.3 +0.2
-0.1
Week of 4/5100.0*Chance in playoffs100.0*Average seed
Jason 159.3 Jon 181.8 In
+0.6
Ross 226.7 Ken 218.4 In
Harry 229.4 Luke 200.6 -0.7
-0.1
Jeb 179.1 Mike 192.2 +0.2
If winner is:HomeAway
Week of 4/12100.0*Chance in playoffs100.0*Average seed
Josh vs Jon-0.5+0.5

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
91-0In50508,999,929
80-1In50508,999,615
Total:In25502517,999,544
Games Above .500
Chance Will Make Playoffs