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
Okolona vs Europa-0.4+0.6
East Webster vs Calhoun City+0.4-0.5
If winner is:HomeAway
Week of 10/9100.0*Chance in playoffs100.0*Average seed
Europa vs Bruce-12.7+17.0
-0.6+0.8
Winona vs East Webster-0.4+0.5
Calhoun City vs Okolona+0.1-0.2

What If

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

100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456Count
55-0In1009,633,047
44-1In7029146,795,644
33-299.8%9394111090,088,755
22-352.70114139984,864,708
11-41.01297039,212,125
00-5Out1007,237,941
Total:68.9%181717161615277,832,220
Games Above .500
Chance Will Make Playoffs