How are these numbers calculated?

Big Games

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

Week of 11/5100.0*Chance in playoffs100.0*Average seed
THM 84 Tiny 73 -11.6
-0.9
Liz 103 TVS 96 +1.6
+0.1
Zach 63 DrS 56 -1.0
A2 109 JOHN 110 +0.9
-0.1
WOLF 102 SOCK 69 -0.7
AlAk 110 LOY 99 -0.5
If winner is:HomeAway
Week of 11/13100.0*Chance in playoffs100.0*Average seed
Tiny vs A2+15.3-15.3
+0.9-0.9
TVS vs SOCK-2.8+2.8
-0.1+0.1
LOY vs Zach+1.7-1.7
+0.1-0.1
WOLF vs THM+1.4-1.4
+0.1-0.1
JOHN vs AlAk+1.3-1.3

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
94-0In2852182422,321
83-1100.0%11339399101,684,228
72-288.90320382810102,529,224
61-319.4003163231143001,684,405
50-40.00083241181423,350
Total:69.4%261217171512963106,743,528
Games Above .500
Chance Will Make Playoffs