How are these numbers calculated?

Big Games

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

Week of 2/6100.0*Chance in playoffs100.0*Average seed
Banks County Hi 0 East Hall High 5 -4.9
-3.4
East Jackson Co 3 White County Hi 2 +0.1
Week of 2/17100.0*Chance in playoffs100.0*Average seed
East Jackson Co 2 Banks County Hi 1 -1.1
-3.0
If winner is:HomeDrawAway
McNair High Sch vs Cedar Grove Hig+0.0-0.1-0.0

What If

Chances based on how well the Banks County Hi finish out the regular season.   Explain

100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-Lplayoffs1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859Count
62-0-0Out0148172631111446
41-1-0Out008273622609,132
31-0-1Out001259153027101046,358
20-2-0Out09463860013,131
10-1-1Out013373314300125,727
00-0-2Out0032473307,566
Total:Out000000111111371193100021445502,360
Points
Chance Will Make Playoffs