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 +9.4
+0.5
Lakeview-Ft Ogl 1 Ringgold High S 2 +3.9
+0.5
Sonoraville Hig 3 Adairsville Hig 2 -1.3
North Murray Hi 1 Lakeview-Ft Ogl 2 -0.5
-0.2
Gordon Central 4 Adairsville Hig 0 -0.3
-0.0
North Murray Hi 3 Cartersville Hi 1 +0.2
Gordon Central 1 Cartersville Hi 5 -0.1
+0.1
Week of 3/13100.0*Chance in playoffs100.0*Average seed
Sonoraville Hig 3 Ringgold High S 1 -8.8
-0.2
North Murray Hi 2 Sonoraville Hig 0 +1.3
Coahulla Creek 3 Sonoraville Hig 1 +0.8
Adairsville Hig 0 Cartersville Hi 9 -0.4
Coahulla Creek 2 North Murray Hi 3 +0.1
Coahulla Creek 9 Gordon Central 1 +0.1
+0.0
Gordon Central 1 Lakeview-Ft Ogl 0 +0.1
Lakeview-Ft Ogl 1 Cartersville Hi 3 +0.0

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
182-0-037.4%37634,298,478
161-1-0Out1006,979,902
151-0-1Out98228,118,736
140-2-0Out1001,840,253
130-1-1Out673312,365,264
120-0-2Out10018,455,831
Total:2.2%2653272,058,464
Points
Chance Will Make Playoffs