How are these numbers calculated?

Big Games

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

Week of 6/17100.0*Chance in playoffs100.0*Average seed
Blue Jays 229 Pirates 264 +2.3
+0.2
White Sox 205 Nationals 268 -0.4
-0.1
Tigers 266 Indians 318 +0.2
Americans 285 Red Sox 343 -0.1
Phillies 200 Rays 212 -0.1
If winner is:HomeHome OTHome SOAway SOAway OTAway
Week of 6/24100.0*Chance in playoffs100.0*Average seed
Nationals vs Pirates-1.2-1.0-0.9+1.1+1.1+1.1
-0.3-0.3-0.3+0.3+0.3+0.3
Rays vs Twins-0.2-0.2-0.2+0.2+0.2+0.2
White Sox vs Blue Jays+0.1+0.2+0.2-0.1-0.1-0.1
Red Sox vs Indians-0.1-0.1-0.1+0.1+0.1+0.1
Phillies vs Brewers-0.0*-0.0*-0.0+0.1+0.1+0.0

* A starred number could be exactly 0 or just really small. The simulation did not run long enough to know.

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
18-20In100578,929*
176-3In10001,053,704
165-4In980101,579,376
154-5In884901,580,645
143-6100.0%5414275001,052,494
132-796.313183532400450,121
121-849.9047383712100112,705
110-92.200217393391013,970
Total:98.6%815941000006,421,944

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs