How are these numbers calculated?

Big Games

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

Week of 11/24100.0*Chance in playoffs100.0*Average seed
Convict 101 Mini 83 -15.6
-1.1
Slice 63 Rhiney 85 -4.5
-0.2
Hustle 107 Closet 100 +2.2
+0.1
Lance 101 Desperate 75 +1.0
Ian 106 Ryan C. 73 -0.2
Week of 12/1100.0*Chance in playoffs100.0*Average seed
Mini 101 Desperate 91 +23.4
+1.5
Hustle 123 Convict 85 +5.7
+0.1
Closet 96 Chew 76 -4.7
-0.2
Party 77 Rhiney 91 -0.8
-0.1
Lance 77 Ryan C. 73 -0.1
Slice 34 Ian 109 -0.1
Week of 12/8100.0*Chance in playoffs100.0*Average seed
Lance 75 Ryan C. 110 -5.6
+0.1
If winner is:HomeTieAway
Mini vs PartyInIn-12.8
+1.0+0.3-1.0
Lance vs Hustle-12.8+12.2+12.1
-0.2+0.2+0.2
Ryan C. vs Convict-11.5-11.5+12.1
-0.2-0.2+0.3
Closet vs Ian-0.3+0.2+0.3
Desperate vs Rhiney+0.3-0.2-0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs123456789101112Count
7.51-0-0In2550253,972,801
70-0-1In12313225227,021
6.50-1-075.0%25502503,976,604
Total:87.8%132525251208,176,426
Games Above .500
Chance Will Make Playoffs