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
Mantha 8 Benard 4 -5.9
-0.1
Vollrath 6 McEwen 3 -4.9
-0.0
Gravel 3 Vollrath 10 -4.0
-0.1
Coffey 3 McEwen 6 -1.9
-0.1
If winner is:HomeTieAway
Week of 4/10100.0*Chance in playoffs100.0*Average seed
Mantha vs Douglas-38.7+11.1+37.6
-0.7+0.3+0.7
Vollrath vs Douglas-13.6-1.9+13.8
-0.4-0.2+0.5
McEwen vs Mantha+11.5+10.1-12.5
+0.1+0.2-0.1
Mantha vs Lynch-12.5+10.1+11.5
-0.1+0.1+0.1
McEwen vs Gravel-0.1+0.1+0.1

What If

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

100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs12345678RelegatedCount
122-0-0In100No5,516,560
111-0-1In3961No1,159,095
101-1-052.4%5248No11,021,896
0-0-244.94555No60,602
90-1-113.714833No1,157,366
80-2-0Out7723No5,516,017
Total:51.7%2427435No24,431,536
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
Mantha 8 Benard 4 +0.1
Gravel 3 Vollrath 10 +0.1
Coffey 3 McEwen 6 +0.1
Vollrath 6 McEwen 3 +0.0
If winner is:HomeTieAway
Week of 4/10100.0*Lottery seed
Mantha vs Douglas+0.7-0.3-0.7
Vollrath vs Douglas+0.5+0.2-0.5
Mantha vs Lynch+0.1-0.2-0.1
McEwen vs Mantha-0.1-0.2+0.1
McEwen vs Gravel+0.1-0.1-0.1
Lynch vs Gravel+0.1-0.1-0.1

What If

100100100100100100100100
If finish:Chance will finish season at seed
TPW-L-T12345678
122-0-0100
111-0-13961
101-1-05248
0-0-24555
90-1-114825
80-2-060355
Total:24273981