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
Lippincott 149.4 Salsberry 111.8 +2.2
+0.7
Purvis 81.4 McNichols 87.3 -0.6
+0.1
Metheny 85.6 M Crouch 89.7 -0.6
+0.1
Smith 131.4 S Crouch 97.7 -0.5
+0.1
Barnett 123.8 Vanzant 147.1 -0.3
If winner is:HomeAway
Week of 11/16100.0*Chance in playoffs100.0*Average seed
S Crouch vs Lippincott-0.9+0.9
Salsberry vs Metheny+0.2-0.2
M Crouch vs Purvis+0.1-0.1
Vanzant vs Smith-0.1+0.1
McNichols vs Barnett+0.1-0.1

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
62-0Out81196,434,013
51-1Out2315215112,853,173
40-2Out113841106,430,754
Total:Out2120291711225,717,940
Games Above .500
Chance Will Make Playoffs