History of Statistical Analysis in Hockey Rob Vollman

History of Statistical Analysis in Hockey Rob Vollman, Hockey Abstract D. C. Hockey Analytics Conference Georgetown University of Continuing Studies April 11, 2015

National Hockey League 1940 s: Allan Roth meets Dick Irvin 1950 s: Lloyd Percival in Detroit 1963 -64: Stats Split by Manpower Situation 1967 -68: Plus/Minus and Shooting Pct% 1970 s: Influence of Summit Series, WHA 1977: Captain Video Roger Neilson 1983 -84: Save Percentage 1997 -98: Ice Time and RTSS 2014 -15: NHL. com's Enhanced Stats

On the Internet 2001: Iain Fyffe's Puckerings 2004: Alan Ryder's Hockey Analytics 2007: The Oilogosphere 2009: Hockey Prospectus & SB Nation 2014: The Summer of Analytics

Ryder's 10 Laws of Hockey Analytics (2008) Winning is what matters Goals are the only factors that affect winning Goals are random events Winning has a nearly linear relationship to goal differential Sample size matters Expect mean reversion Respect the data It's a team sport Puck possession matters Context matters

The Future Use of analytics in development leagues Expanding team analytics departments RFID Chip and Sportvision technology Fans: More books, conferences, coverage