How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Friday100.0*Chance in playoffs100.0*Average seed
Winston-Salem 5 Wilmington 3 -3.8
-0.3
Winston-Salem 11 Wilmington 3 -3.8
-0.3
Lynchburg 3 Frederick 5 +3.5
+0.1
Lynchburg 0 Frederick 1 +3.5
+0.1
Potomac 5 Salem 4 -0.1
-0.1
Potomac 4 Salem 2 -0.1
-0.1
If winner is:HomeAway
Saturday100.0*Chance in playoffs100.0*Average seed
Winston-Salem vs Wilmington-3.2+3.2
-0.4+0.4
Lynchburg vs Frederick-2.5+2.5
Lynchburg vs Frederick-2.5+2.5
Potomac vs Salem-0.4+0.4
-0.1+0.1
Potomac vs Salem-0.4+0.4
-0.1+0.1

What If

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

100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678Count
379-082.8%47988157,103
368-161.461322140435,628
357-235.535014411001,731,836
346-313.61423742504,032,241
335-42.83012562816,045,768
324-50.2002335596,052,704
313-6Out01158314,034,075
302-7Out0239591,733,471
291-8Out01882435,365
280-9Out069456,959
Total:6.7%07021332341324,615,150
Games Above .500  (Full Screen)
Chance Will Make Playoffs  (Full Screen)