How are these numbers calculated?

Big Games

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

Tuesday, 12/3100.0*Average seed
Sebastian 1 Mitchell 0 +1.3
Arnold 0 Langworthy 1 +0.1
Sutton 1 Patrick 0 -0.1
Wright 0 Kehler 1 -0.0
Tuesday, 12/10100.0*Average seed
Patrick 0 Wright 1 +0.1
Langworthy 0 Sutton 1 +0.1
Arnold 0 Kehler 1 -0.1
If winner is:HomeHome SOAway SOAway
Tuesday, 12/17100.0*Average seed
Sutton vs Sebastian-1.7-1.3+1.7+1.7
Furuya vs Wright+0.2+0.2-0.2-0.3
Langworthy vs J.Allen-0.2-0.2+0.2+0.2
Mitchell vs C.Allen-0.2+0.2+0.2+0.2

What If

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

100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-WL-SOwins titlePromoted1234567891011Count
141-00-0NoNo50508,099,986
130-10-0NoNo46521899,855
120-00-1NoNo349462899,931
110-01-0NoNo2750228,099,768
Total:NoNo2525015251017,999,540
Points
Chance Will Be Promoted