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
McNichols 112.8 Metheny 74.9 -1.2
-0.5
S Crouch 102.9 Barnett 150.1 +0.6
+0.1
M Crouch 136.3 Lippincott 87 -0.3
+0.1
If winner is:HomeAway
Week of 11/9100.0*Chance in playoffs100.0*Average seed
Metheny vs M Crouch+0.5-0.2
Purvis vs McNichols-0.3+0.1
Lippincott vs Salsberry-0.3+0.0
Barnett vs Vanzant-0.1+0.0

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
63-0Out8573501,308,926
52-1Out0128440014,672,269
41-2Out066294036,338,404
30-3Out164239322,261,421
Total:Out03542814174,581,020
Games Above .500
Chance Will Make Playoffs