How are these numbers calculated?

Big Games

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

Week of 10/27100.0*Chance in playoffs100.0*Average seed
Phil 66.2 Derek 95.3 +6.6
+0.3
Kyle 136.2 John 97.4 +1.8
+0.1
AndrewL 93.1 BenF 76 -0.2
Jaylen 73.9 Mitch 80.6 +0.2
+0.0
AndrewF 59.5 BenG 60.8 -0.1
Ryan 92.1 Manj 94.8 -0.1
-0.0
If winner is:HomeAway
Week of 11/3100.0*Chance in playoffs100.0*Average seed
Derek vs Jaylen+4.1-15.8
+0.2-0.9
John vs Phil-0.9+2.6
-0.0+0.1
BenF vs Ryan-1.3+1.6
-0.0+0.1
AndrewL vs Kyle-1.4+1.0
-0.1+0.0
Manj vs AndrewF+0.4-1.4
Mitch vs BenG+0.3-1.1
+0.0-0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
105-0In8573231,042,355
94-1In011474115,670,390
83-2100.0%009632520011,036,272
72-390.00015413491009,282,622
61-421.0021942307003,384,982
50-50.00218433600426,811
Total:86.9%041335221374110030,843,432
Games Above .500
Chance Will Make Playoffs