How are these numbers calculated?

Big Games

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

Week of 8/12100.0*Chance in playoffs100.0*Average seed
Reds 261.5 Cubs 224.5 -5.7
-0.1
Nationals 401 Mets 277.5 +2.8
+0.1
Phillies 302 Braves 202 -0.9
-0.0
Brewers 260.5 Pirates 295.5 -0.4
-0.0
Week of 8/19100.0*Chance in playoffs100.0*Average seed
Reds 346.5 Pirates 262.5 +2.2
+0.2
Nationals 287 Braves 217 +0.7
+0.0
Phillies 268.5 Mets 321 +0.4
If winner is:HomeTieAway
Week of 8/26100.0*Chance in playoffs100.0*Average seed
Phillies vs Nationals-48.1InIn
-2.2+0.6+1.4
Pirates vs Cubs-8.3-8.5+28.2
+0.1-0.5-0.1
Brewers vs Reds-8.3+0.3+0.5
+0.1+0.1-0.0

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs123456789101112Count
141-0-0In77238,189,369
13.50-0-1In199276,060
130-1-021.5%22785,333,115
Total:69.7%461683013,798,544
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 8/12100.0*Lottery seed
Nationals 401 Mets 277.5 -0.2
Reds 261.5 Cubs 224.5 +0.2
Astros 138 Rangers 277.5 -0.2
Blue Jays 279 Rays 329.5 -0.1
Phillies 302 Braves 202 +0.0
Twins 300 Royals 340.5 +0.0
Brewers 260.5 Pirates 295.5 +0.0
Week of 8/19100.0*Lottery seed
Mariners 195 Astros 155 -0.2
Nationals 287 Braves 217 -0.2
Angels 289 Rangers 238.5 +0.1
Reds 346.5 Pirates 262.5 +0.0
Indians 239.5 Twins 261.5 +0.0
Royals 267.5 Tigers 187.5 +0.0
If winner is:HomeTieAway
Week of 8/26100.0*Lottery seed
Phillies vs Nationals+2.4-0.1-1.5
Pirates vs Cubs+0.4+0.1-1.4
Tigers vs Twins-0.5-0.5+0.0
Brewers vs Reds-0.2-0.5+0.0
Astros vs Angels-0.1-0.3+0.1
Indians vs Royals-0.1-0.1+0.0

What If

100100100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance will finish season at seed
TWW-L-T123456789101112131415161718192021222324
141-0-0214363414
13.50-0-1005274721
130-1-00059346514
Total:182424102255