What is expected goal differential? The advanced stat sweeping through the hockey world Unknown 03:46 Expected goal differential has become a staple in analyzing a hockey team's success, but what exactly is this statistic? Share this Share on FacebookTweet on TwitterPlus on Google+ Related PostsAfter Midnight: Brisbane International Match Starts in 2018, Ends in 2019Body First, Ranking Later Says Rafael Nadal After Ankle SurgeryUnai Emery Fined for Kicking Bottle at Brighton FanIran Coach Carlos Queiroz Eyes Strong Start to Asian Cup 2019 CampaignAndy Murray Advances in Brisbane in Latest Comeback from InjuryJuan Martin Del Potro to Miss Australian Open With Knee Injury