How are these numbers calculated?

Big Games

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

Week of 9/25100.0*Chance in playoffs100.0*Average seed
Sacred Heart 15 Lumberton 48 -0.3
Salem 49 Bogue Chitto 0 -0.1
If winner is:HomeAway
Week of 10/2100.0*Chance in playoffs100.0*Average seed
Sacred Heart vs Stringer-10.0+3.7
-0.7+0.2
Lumberton vs Salem+0.9-0.8
Bogue Chitto vs Mount Olive+0.3-0.4

What If

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

100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234567Count
64-0In100209,004,233
53-1In64332426,819,425
42-299.8%74239120299,746,152
31-361.3011942372084,972,312
20-43.704355568,487,342
Total:96.0%49261473101,029,029,464
Games Above .500
Chance Will Make Playoffs