Is Erik Karlsson a good Defender? Does it matter?

I read an article today discussing whether “role player” still have a role in the NHL today. A significant part of the discussion revolved around Erik Karlsson, whether he is a good defensive player, and essentially whether it mattered. Former offensive NHL defenseman Brian Leetch discussed Karlsson’s play and that overall he contributes everything a team could ask of him. “It’s a game of mistakes. Something’s going to go wrong…

February 26, 2016

Are we predicting the future or analysing the past?

So, yesterdays post created an interesting, and mostly positive to my delight, response. Credit goes out to Matt Cane who hit the nail on the head in figuring out the response I was looking for. @hockeyanalysis So I think a key point to note here is that CF% shows a lot more consistency within season. — Matt Cane (@Cane_Matt) February 6, 2016 @hockeyanalysis Split half correlation for CF%: F: 0.74/D:…

February 7, 2016

Observed stats are bad, regressed stats are good

That’s what I have been told. The fact that you are still basing your arguments on observed data means that, even now after at least six years of exhortations from successive generations of people who have tried to work with you and help you, you do not understand what it means to regress your data. I refuse to engage any longer till you learn to do this. —Benjamin Wendorf Under…

February 6, 2016