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
Kevin V 82 Matt 97.76 +14.1
+0.6
Rob 122.42 Michael 77.82 -4.7
-0.1
Maria 62.74 Craig 114.58 +1.1
Laurel 72.74 Nick 113.7 -0.4
Justin 119.34 Joe 87.48 +0.2
Ross 105.76 Iris 66.5 -0.1
-0.1
Week of 12/1100.0*Chance in playoffs100.0*Average seed
Nick 73.58 Matt 115.2 In
+0.5
Joe 139.86 Craig 94.58 +3.7
+0.1
Rob 66.28 Kevin D 83.8 +3.7
+0.2
Maria 88.22 Ross 108.72 +2.4
Kevin V 92.4 Iris 42.36 -0.1
If winner is:HomeAway
Week of 12/8100.0*Chance in playoffs100.0*Average seed
Laurel vs Matt-0.2+0.2
Kevin V vs Nick-0.2+0.2

What If

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

100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234567891011121314Count
111-0In366410,285,807
100-1In10010,286,533
Total:In188220,572,340
Games Above .500
Chance Will Make Playoffs