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 10/2100.0*Chance in playoffs100.0*Average seed
Bruce vs Winona-13.3+17.8
-0.6+0.8
East Webster vs Calhoun City-0.5+0.6
Okolona vs Europa+0.5-0.6
If winner is:HomeAway
Week of 10/9100.0*Chance in playoffs100.0*Average seed
Winona vs East Webster+13.5-18.0
+0.6-0.8
Europa vs Bruce-0.4+0.6
Calhoun City vs Okolona-0.1+0.1

What If

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

100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456Count
55-0In1007,237,647
44-1In7029139,217,020
33-299.8%9394111084,874,750
22-352.70114139990,073,112
11-41.01297046,800,425
00-5Out1009,629,266
Total:64.4%151616171718277,832,220
Games Above .500
Chance Will Make Playoffs