How are these numbers calculated?

Big Games

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

Week of 11/9100.0*Chance in playoffs100.0*Average seed
Smith 131.4 S Crouch 97.7 -15.6
-0.9
Purvis 81.4 McNichols 87.3 -2.4
Metheny 85.6 M Crouch 89.7 -2.3
Barnett 123.8 Vanzant 147.1 -2.2
-0.1
Lippincott 149.4 Salsberry 111.8 -0.4
-0.1
If winner is:HomeAway
Week of 11/16100.0*Chance in playoffs100.0*Average seed
S Crouch vs Lippincott+0.8-0.8
Vanzant vs Smith-0.2+0.2
Salsberry vs Metheny+0.1-0.1
M Crouch vs Purvis+0.1-0.1
McNichols vs Barnett+0.1-0.1

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
62-0Out63376,430,355
51-1Out448408012,852,369
40-2Out64044106,435,216
Total:Out1833211411325,717,940
Games Above .500
Chance Will Make Playoffs