How are these numbers calculated?

Big Games

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

Week of 7/23100.0*Chance in playoffs100.0*Average seed
Pachirisu 0 Pumpkaboos 4 -5.5
-1.2
Tsareenas 4 Staraptors 0 -0.2
-0.1
Mankeys 1 Hurricanes 0 -0.2
Toxicroak 5 Klefkis 0 +0.2
Wargliors 0 Scythers 2 -0.1
Arcanadiens 0 Cubchoos 2 -0.1
Littens 0 Patriots 5 -0.1
Mantine 0 Lilligants 2 -0.1
Sunfloras 0 Magmortarheels 4 -0.1
Smeargles 1 Timburrs 0 -0.1
If winner is:HomeAway
Week of 7/30100.0*Chance in playoffs100.0*Average seed
Smeargles vs Pachirisu-2.3+3.3
-0.9+1.3
Tsareenas vs Venomoth-0.1+0.2
+0.0-0.1
Mankeys vs Joltiks-0.1+0.2
+0.0-0.1
Staraptors vs Timburrs-0.1+0.1
Hurricanes vs Pumpkaboos-0.1+0.0
Magmortarheels vs Scythers-0.1+0.0

What If

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

100100100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112131415161718192021222324Count
1515-0In991769
1414-1In762212194
1313-2In39389013101,962
1212-3In82830221920012,310
1111-499.9%052771121179300055,533
1010-591.2086151321221572000184,890
99-630.4012000281723231562000461,892
88-70.8000000381724231672000891,268
77-80.0000003817242315720001,328,909
66-9Out000141122272211301,532,790
55-10Out00031023322471,359,047
44-11Out0014184036908,341
33-12Out0032473444,088
22-13Out00793149,848
11-14Out19930,953
00-15Out01003,734
Total:5.2%00100001112234456789101112137,366,528
Games Above .500
Chance Will Make Playoffs