How are these numbers calculated?

Big Games

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

Week of 3/6100.0*Chance in playoffs100.0*Average seed
Coahulla Creek 2 Ringgold High S 3 +12.6
+0.5
Lakeview-Ft Ogl 1 Ringgold High S 2 +11.8
+0.6
Sonoraville Hig 3 Adairsville Hig 2 -2.3
North Murray Hi 1 Lakeview-Ft Ogl 2 -1.3
-0.1
Gordon Central 4 Adairsville Hig 0 -1.1
-0.0
North Murray Hi 3 Cartersville Hi 1 +0.6
Gordon Central 1 Cartersville Hi 5 -0.2
Week of 3/13100.0*Chance in playoffs100.0*Average seed
Sonoraville Hig 3 Ringgold High S 1 -15.1
-0.6
Adairsville Hig 0 Cartersville Hi 9 -2.5
-0.1
North Murray Hi 2 Sonoraville Hig 0 +1.8
Lakeview-Ft Ogl 1 Cartersville Hi 3 -0.9
Coahulla Creek 9 Gordon Central 1 +0.4
+0.1
Coahulla Creek 3 Sonoraville Hig 1 -0.4
Gordon Central 1 Lakeview-Ft Ogl 0 +0.3
-0.0
Coahulla Creek 2 North Murray Hi 3 +0.2

What If

Chances based on how well the Ringgold High S finish out the regular season.   Explain

100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-Lplayoffs12345678Count
182-0-072.8%73274,242,085
161-1-0Out1003,227,802
151-0-1Out83178,466,421
140-2-0Out100614,839
130-1-1Out50503,224,285
120-0-2Out1004,244,056
Total:12.8%13573024,019,488
Points
Chance Will Make Playoffs