How are these numbers calculated?

Big Games

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

Week of 6/6100.0*Chance in playoffs100.0*Average seed
Mattinglys Side 10 Bus Boys 1 +15.3
+1.0
Backdoor Sliders 17 Empty Pitchers 23 +1.3
-0.0
KBV Shepard 17 Redshift 21 -0.8
+0.0
Bad News Beers 9 Groundswell Geeks 27 -0.6
+0.1
Master Batters 17 Off Constantly 24 -0.1
-0.0
If winner is:HomeTieAway
Week of 6/13100.0*Chance in playoffs100.0*Average seed
Off Constantly vs Mattinglys Side-44.2+34.0In
-2.0+0.0+2.0
Master Batters vs Redshift+11.2+9.4-4.0
+0.4+0.2-0.1
Bad News Beers vs KBV Shepard-5.1+9.9+4.9
-0.1+0.3+0.1
Empty Pitchers vs Groundswell Geeks-1.6-6.3+4.4
Backdoor Sliders vs Bus Boys-1.7+2.0+2.0
-0.1+0.1+0.1

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs12345678910Count
61-0-0In594148,344,077
50-1-019.2%31633331548,357,991
0-0-197.36631310,732,432
Total:63.4%271881015157107,434,500
Games Above .500
Chance Will Make Playoffs