How are these numbers calculated?

Big Games

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

Week of 11/2100.0*Chance in playoffs100.0*Average seed
Vanzant 126.8 Purvis 54.4 +2.1
+0.9
S Crouch 102.9 Barnett 150.1 +0.6
+0.1
McNichols 112.8 Metheny 74.9 -0.3
+0.1
M Crouch 136.3 Lippincott 87 -0.2
+0.1
If winner is:HomeAway
Week of 11/9100.0*Chance in playoffs100.0*Average seed
Barnett vs Vanzant-21.4+5.2
-0.5+0.1
Smith vs S Crouch-15.1+11.1
Purvis vs McNichols+1.0-0.4
Metheny vs M Crouch+0.5-0.2

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
73-053.3%015346133,272,038
62-13.60467300031,246,306
51-2Out26722009,181,793
40-3Out5040910880,883
Total:25.3%00255222100074,581,020
Games Above .500
Chance Will Make Playoffs