How are these numbers calculated?

Big Games

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

Week of 11/22100.0*Chance in playoffs100.0*Average seed
Carolyn 96 Randy 68 -6.1
-0.6
Darin 48 Matt 69 +1.3
+0.1
Dane 74 Lori 56 -1.3
-0.1
Nicole 116 Jake 83 -0.8
-0.1
Scott 100 Lin 99 +0.4
+0.2
If winner is:HomeAway
Week of 11/29100.0*Chance in playoffs100.0*Average seed
Randy vs Scott+0.2-0.2
Lin vs Dane-0.2+0.2
Jake vs Darin+0.1-0.1

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
52-0Out1750332,411,764
41-1Out25754,814,717
30-2Out1002,411,459
Total:Out425719,637,940
Games Above .500
Chance Will Make Playoffs