How are these numbers calculated?

Big Games

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

Thursday100.0*Average seed
Washington 1 Boston 4 -0.7
Philadelphia 3 NY Islanders 1 -0.3
Columbus 4 Toronto 1 -0.2
If winner is:HomeHome OTHome SOAway SOAway OTAway
Sunday100.0*Average seed
Philadelphia vs Carolina-0.3-0.2-0.2-0.0-0.0+0.4
Columbus vs Buffalo-0.1-0.1-0.1-0.1-0.1+0.2
Montreal vs Detroit-0.1-0.1-0.1+0.0+0.0+0.1
Florida vs Boston-0.1-0.1-0.1-0.0-0.0+0.1

What If

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

100100100100100100100100100100100100100100100100
If finish:Chance inPresChance will finish regular season at seed
TPWL-OTplayoffsTrophy12345678910111213141516Count
10310-0InNo527194812,407,362
10200-1InNo3156616720,827
10101-0InNo1760331,685,751
Total:InNo3141455144,813,940
Points
Chance Will Make Playoffs