How are these numbers calculated?

Big Games

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

Week of 11/9100.0*Chance in playoffs100.0*Average seed
Johnson 129.6 Bob 156.17 In
+0.4
Beleck 136.97 Groce 100.36 -0.1
Alex 156.44 Bequette 91.86 +0.1
-0.2
If winner is:HomeAway
Week of 11/16100.0*Chance in playoffs100.0*Average seed
Alex vs Bob-0.6+0.6

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
113-0In1001,527,100
102-1In545424,574,224
91-2In53924,578,781
80-3In77231,530,635
Total:In35360312,210,740
Games Above .500
Chance Will Make Playoffs