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 -0.5
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+0.1+0.1+0.1+0.0-0.1-0.2

What If

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

100100100100100100100100100100100100100100100100
If finish:Chance inPresChance will finish regular season at seed
TPW-OTL-OTplayoffsTrophy12345678910111213141516Count
1322-00-0InNo3451151,782,866
1311-10-0InNo14493071,149,959
1301-00-1InNo1863191,353,250
0-20-0InNo176419184,923
1291-01-0InNo868244,192,498
0-10-1InNo76429435,197
1280-11-0InNo247511,352,210
0-00-2InNo3466196,748
1270-01-1InNo27731,222,374
1260-02-0InNo21791,898,435
Total:InNo615453413,768,460
Points
Chance Will Make Playoffs