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
Jeb 184.1 Harry 201.2 +9.0
+0.7
Mike 205 Ken 230.9 -3.1
-0.1
Matt 188.2 Luke 161.3 +2.1
+0.1
Ross 184.3 Jason 96.4 +1.9
+0.1
Josh 208.8 Joe 148.6 +1.3
Robby 170.8 Jon 132.5 -0.5
-0.2
Week of 4/5100.0*Chance in playoffs100.0*Average seed
Harry 229.4 Luke 200.6 +28.1
+1.3
Matt 203.7 Joe 187.5 +4.0
+0.1
Ross 226.7 Ken 218.4 +3.4
+0.2
Jason 159.3 Jon 181.8 +3.0
+0.1
Robby 170.5 Josh 198.5 +2.3
+0.1
If winner is:HomeAway
Week of 4/12100.0*Chance in playoffs100.0*Average seed
Harry vs JoeIn-13.6
+0.6-0.6
Josh vs Jon+12.2-12.2
+0.2-0.2
Jason vs Ken-4.8+4.8
Mike vs Luke+4.1-4.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
71-0In1009,000,790
60-172.8%1557278,998,754
Total:86.4%58291417,999,544
Games Above .500
Chance Will Make Playoffs