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
Rob 119.23 Johns 145.16 -2.7
-0.3
Beleck 136.97 Groce 100.36 -0.8
+0.1
Johnson 129.6 Bob 156.17 +0.4
Alex 156.44 Bequette 91.86 +0.4
+0.0
If winner is:HomeAway
Week of 11/16100.0*Chance in playoffs100.0*Average seed
Rob vs Skott+2.1Out
+0.4-0.3
Bequette vs Johns-0.8+0.4
-0.1+0.0
Groce vs Johnson+0.7-0.4
-0.1+0.1
Little Bequette vs Beleck+0.1-0.1

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
53-021.7%3193734703,263,038
42-1Out12669412,790,361
31-2Out742616,628,825
20-3Out31697,165,996
Total:1.8%02311592439,848,220
Games Above .500
Chance Will Make Playoffs