How are these numbers calculated?

Big Games

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

If winner is:HomeAway
Week of 10/14100.0*Chance in playoffs100.0*Average seed
Buffalo vs Quebec City-7.6+7.6
-0.8+0.8
Columbus vs St. Louis+0.6-0.6
+0.1-0.1
Detroit vs Colorado+0.6-0.6
+0.1-0.1
San Jose vs Tampa Bay-0.6+0.6
-0.1+0.1
Arizona vs Pittsburgh-0.5+0.5
Vegas vs Montreal-0.5+0.5
Calgary vs Washington-0.5+0.5
If winner is:HomeAway
Week of 10/21100.0*Chance in playoffs100.0*Average seed
Quebec City vs Vegas+9.3-9.3
+1.0-1.0
Colorado vs Columbus-0.6+0.6
-0.1+0.1
Washington vs Chicago+0.6-0.6
+0.1-0.1
Philadelphia vs Los Angeles+0.6-0.6
+0.1-0.1
Dallas vs New York R-0.9+0.2
-0.1+0.0
Montreal vs Vancouver+0.5-0.5
St. Louis vs Boston-0.5+0.5
-0.1+0.1
Tampa Bay vs Arizona+0.5-0.5

What If

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

100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-Lplayoffs12345678910111213141516Count
36-38In100206*
3417-2In1000327
3216-3In9912,161
3015-4In9550010,257
2814-5In8117100034,887
2613-6In51369030090,718
2412-7100.0%17322621751000186,118
2211-898.72820625211241000303,981
2010-977.6003781722201462000400,528
189-1027.6006026132022179310424,939
168-117.5060001411202521102365,452
147-126.3600014132732170253,092
126-136.260011032482140,676
105-146.260112621960,956
84-156.3602504120,562
63-166.46014805,282
42-177.680489917
21-183.439787
00-192.2298182
Total:48.2%55666677777778712,301,328

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs