How are these numbers calculated?

Big Games

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

Week of 8/19100.0*Chance in playoffs100.0*Average seed
Nationals 1452 Marlins 766 -31.5
-1.8
Mets 607 Rays 851 +0.7
+0.1
Giants 780 Athletics 1271 +0.1
If winner is:HomeTieAway
Week of 8/26100.0*Chance in playoffs100.0*Average seed
Nationals vs OriolesOutOut+3.0
-0.1-0.1+0.2
Phillies vs MarlinsOutOut+3.0
-0.4-0.0+0.4
Mets vs Phillies-0.1+0.1+0.1
Cardinals vs Pirates+0.1-0.0-0.1
Giants vs Rockies-0.1+0.1+0.1

What If

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

100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs123456789101112131415Count
112-0-012.0%1288615,615
10-10.5Out1001,281,827*
9.50-1-1Out762450,145
90-2-0Out4627216615,133
Total:2.9%3847512,562,720

* Row combines multiple less frequent records.

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 8/19100.0*Lottery seed
Nationals 1452 Marlins 766 +3.1
Orioles 1170 Red Sox 731 +0.1
Tigers 705 White Sox 789 -0.1
Angels 915 Rangers 1290 +0.1
Yankees 933 Blue Jays 938 +0.1
Twins 1148 Indians 879 +0.0
Mets 607 Rays 851 +0.0
If winner is:HomeTieAway
Week of 8/26100.0*Lottery seed
Phillies vs Marlins+0.7+0.7-0.7
Nationals vs Orioles+0.2+0.2-0.2
Rays vs Blue Jays+0.1-0.1-0.1
Cardinals vs Pirates-0.1-0.1+0.1
Tigers vs Indians+0.1-0.1-0.1
Angels vs Astros+0.1-0.1-0.1
Athletics vs Rangers-0.1-0.1+0.1

What If

100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance will finish season at seed
TWW-L-T123456789101112131415161718192021222324252627282930
112-0-001200017243717
10.51-0-10188640
101-1-000188740
0-0-252408
9.50-1-152408
90-2-052408
Total:030000271361122