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
Nashville vs Minnesota-9.2+9.2
-1.0+1.0
Vegas vs Montreal-0.7+0.7
-0.1+0.1
San Jose vs Tampa Bay-0.5+0.5
-0.1+0.1
Detroit vs Colorado+0.5-0.5
+0.1-0.1
Arizona vs Pittsburgh-0.5+0.5
Calgary vs Washington-0.5+0.5
-0.1+0.1
Columbus vs St. Louis+0.5-0.5
+0.1-0.1
Buffalo vs Quebec City+0.4-0.4
If winner is:HomeAway
Week of 10/21100.0*Chance in playoffs100.0*Average seed
Minnesota vs Calgary+8.9-8.9
+0.9-1.0
Dallas vs New York R-0.6+0.6
-0.1+0.1
St. Louis vs Boston-0.5+0.5
-0.1+0.1
Montreal vs Vancouver+0.5-0.5
Tampa Bay vs Arizona+0.5-0.5
Washington vs Chicago+0.5-0.5
+0.1-0.1
Colorado vs Columbus-0.4+0.4
-0.1+0.1
Philadelphia vs Los Angeles+0.4-0.4

What If

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

100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-Lplayoffs12345678910111213141516Count
34-38In100382*
3216-3In9911,531
3015-4In945006,083
2814-5In7819200018,525
2613-6In473711040043,304
2412-7100.0%1531273186100079,852
2211-898.5181972522125100120,099
2010-976.7003871622211472100147,515
189-1027.5008025122022189310146,797
168-118.6080001391824221240120,241
147-127.7800039223022680,069
126-137.8801316373543,075
105-147.78002207018,493
84-157.7807866,212
63-168.281911,551
42-176.57093276
21-183.849626
00-191.529865
Total:53.2%7667777776666655834,096

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs