How are these numbers calculated?

Big Games

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

Week of 10/13100.0*Chance in playoffs100.0*Average seed
CoreyB 87 Spar 123.5 -0.2
NickN 119.5 Bill 103.5 -0.3
CoreyA 134.5 Stigs 81.5 +0.2
NickM 116 Aaron 75 -0.1
If winner is:HomeAway
Week of 10/20100.0*Chance in playoffs100.0*Average seed
Bill vs CoreyB-9.0+2.1
-1.2+0.3
Stigs vs Pete-0.3+0.0
Colin vs NickM-0.0+0.1

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
117-0In1007,888
106-1In93702,419,373
95-2In35558107,114,796
84-3In1352827907,092,726
73-494.3%14224424502,803,943
62-521.30021945330353,978
51-6Out76726868
40-7Out11894,928
Total:97.8%2433141310421019,798,500
Games Above .500
Chance Will Make Playoffs