How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Thursday100.0*Average seed
Tampa Bay 4 Philadelphia 2 +0.3
Montreal 0 NY Islanders 2 +0.1
NY Rangers 2 Buffalo 1 -0.0
If winner is:HomeHome OTHome SOAway SOAway OTAway
Friday100.0*Average seed
Tampa Bay vs Columbus+0.4+0.3+0.2-0.2-0.2-0.6

What If

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

100100100100100100100100100100100100100100100100
If finish:Chance inPresChance will finish regular season at seed
TPW-OTL-OTplayoffsTrophy12345678910111213141516Count
1342-00-0InNo60402,366,400
1331-10-0InNo50501,524,718
1321-00-1InNo316181,267,151
0-20-0InNo33598245,320
1311-01-0InNo63373,927,421
0-10-1InNo7921409,049
1300-11-0InNo50501,267,247
0-00-2InNo3664164,040
1290-01-1InNo11891,017,991
1280-02-0InNo1001,579,123
Total:InNo19453513,768,460
Points
Chance Will Make Playoffs