How are these numbers calculated?

Big Games

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

Week of 4/3100.0*Chance in playoffs100.0*Average seed
Vollrath 6 McEwen 3 +23.1
+0.5
Gravel 3 Vollrath 10 +16.7
+0.5
Mantha 8 Benard 4 -5.5
-0.1
Coffey 3 McEwen 6 -3.5
-0.1
If winner is:HomeTieAway
Week of 4/10100.0*Chance in playoffs100.0*Average seed
Mantha vs DouglasIn-6.6-3.5
+0.1-0.1-0.1
McEwen vs ManthaInIn-4.6
+0.1+0.1-0.2
Vollrath vs DouglasInIn-4.6
+0.4+0.3-0.4
Mantha vs Lynch-4.6InIn
-0.2+0.1+0.1

What If

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

100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs12345678RelegatedCount
131-0-0In928No11,605,090
120-0-1In8713No1,219,406
110-1-091.2%19729No11,607,040
Total:95.8%57394No24,431,536
Games Above .500
Chance Will Make Playoffs

Lottery

Ye of little faith, already thinking about next year. Here are the big games and what ifs for draft seeds.

Big Games

Week of 4/3100.0*Lottery seed
Vollrath 6 McEwen 3 -0.5
Gravel 3 Vollrath 10 -0.5
Mantha 8 Benard 4 +0.1
Coffey 3 McEwen 6 +0.1
If winner is:HomeTieAway
Week of 4/10100.0*Lottery seed
Vollrath vs Douglas-0.4-0.3+0.4
McEwen vs Mantha-0.1-0.1+0.2
Mantha vs Lynch+0.2-0.1-0.1
Mantha vs Douglas-0.1+0.1+0.1

What If

100100100100100100100100
If finish:Chance will finish season at seed
TPW-L-T12345678
131-0-0928
120-0-18713
110-1-019729
Total:57394