How are these numbers calculated?

Big Games

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

Thursday100.0*Average seed
Pittsburgh 5 NY Rangers 2 -0.5
Calgary 3 Vancouver 2 +0.3
If winner is:HomeHome OTHome SOAway SOAway OTAway
Friday100.0*Average seed
St. Louis vs Phoenix-0.2-0.2-0.2+0.3+0.3+0.4

What If

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

100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPWL-OTplayoffs123456789101112131415161718192021222324252627282930Count
11110-0In60401,510,462
11000-1In144936176,790
10901-0In32968544,834
Total:In4238192,232,086
Points  (Full Screen)
Chance Will Make Playoffs  (Full Screen)