How are these numbers calculated?

Big Games

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

Week of 11/14100.0*Chance in playoffs100.0*Average seed
Marianna 50 Tyler 48 -2.4
-0.5
Tim 72 Ed 17 +0.1
+0.1
Wil 42 Jerry 44 +0.1
Jess 48 Lori 51 -0.1
Greg 71 Rachel 46 -0.1
Week of 11/21100.0*Chance in playoffs100.0*Average seed
AM 81 Tyler 54 Out
-0.3
Rachel 57 Ed 83 Out
Wil 61 Tom 49 Out
Jess 56 Jerry 49 -0.2
If winner is:HomeAway
Week of 11/28100.0*Chance in playoffs100.0*Average seed
Greg vs Tyler-0.1+0.4
Rachel vs Grace-0.1+0.1

What If

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

100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs1234567891011121314Count
41-0-0Out544615,696,118
30-1-0Out10046,020,902
Total:Out148661,717,020
Games Above .500
Chance Will Make Playoffs