How are these numbers calculated?

Big Games

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

Week of 11/24100.0*Chance in playoffs100.0*Average seed
Laurel 72.74 Nick 113.7 +0.7
Rob 122.42 Michael 77.82 -0.0
Week of 12/1100.0*Chance in playoffs100.0*Average seed
Nick 73.58 Matt 115.2 -0.3
Justin 100.44 Michael 113.84 +0.3
Joe 139.86 Craig 94.58 -0.3
Rob 66.28 Kevin D 83.8 -0.1
Maria 88.22 Ross 108.72 +0.0
If winner is:HomeAway
Week of 12/8100.0*Chance in playoffs100.0*Average seed
Kevin V vs Nick-0.2+0.9
Justin vs Ross-0.6+0.1
Laurel vs Matt-0.6+0.1
Joe vs Randi-0.1+0.3
Michael vs Kevin D+0.2-0.1
Maria vs Iris-0.0+0.1

What If

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

100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234567891011121314Count
71-0Out9553711,218,274
60-1Out857295051,785,130
Total:Out21753244063,003,404
Games Above .500
Chance Will Make Playoffs