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 +18.4
+0.9
Salem 49 Bogue Chitto 0 +0.4
If winner is:HomeAway
Week of 10/2100.0*Chance in playoffs100.0*Average seed
Lumberton vs Salem+7.0-5.7
+0.7-0.6
Sacred Heart vs Stringer-3.1+1.2
Bogue Chitto vs Mount Olive-0.2+0.3

What If

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

100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234567Count
65-0In10074,279,774
54-1In56413273,731,105
43-299.9%53546130375,825,093
32-384.00125581510233,906,454
21-418.40183839564,501,354
10-5Out29896,785,684
Total:90.6%242423196311,029,029,464
Games Above .500
Chance Will Make Playoffs