How are these numbers calculated?

Big Games

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

Week of 11/17100.0*Chance in playoffs100.0*Average seed
Richie 59.9 David 120.2 In
+0.0
Week of 11/24None
If winner is:HomeAway
Week of 12/1100.0*Chance in playoffs100.0*Average seed
David vs Peter+0.1-0.5
Amy vs Yuriy+0.2-0.1

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
101-0In802084,608,004
90-1In208013,178,496
Total:In722897,786,500
Games Above .500
Chance Will Make Playoffs