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 playoffs
Sacred Heart 15 Lumberton 48 -0.4
If winner is:HomeAway
Week of 10/2100.0*Chance in playoffs
Bogue Chitto vs Mount Olive-1.4+1.4
Lumberton vs Salem+0.2-0.2
Sacred Heart vs Stringer-0.2+0.2

What If

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

100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234567Count
65-0In1009,422,156
54-1In7921046,591,847
43-2100.0%1947304093,178,597
32-371.1042542254093,192,624
21-44.00433481546,602,408
10-5Out130699,427,012
Total:72.8%2119171513105298,414,644
Games Above .500
Chance Will Make Playoffs