How are these numbers calculated?

Big Games

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

If winner is:HomeAway
Week of 9/11100.0*Chance in playoffs100.0*Playoffs100.0*Average seed
Vardaman vs Coffeeville+13.5-13.5
+13.5-13.5
+0.8-0.8
If winner is:HomeAway
Week of 9/18100.0*Chance in playoffs100.0*Playoffs100.0*Average seed
Thrasher vs Vardaman-13.5+13.5
-13.5+13.5
-0.8+0.8

What If

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

100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-LplayoffsPlayoffs123456789Count
88-0InYes100192,902
77-1InYes94601,444,595
66-2100.0%100.0%56386005,061,202
55-396.596.5731392030010,124,310
44-432.432.401725352571012,650,454
33-50.10.1003203931710,125,179
22-6OutNo00638565,063,762
11-7OutNo06941,444,878
00-8OutNo100193,064
Total:44.4%44.4%11111111111111111146,300,346
Games Above .500
Chance Will Make Playoffs