The Momentum Illusion
Carolina scored three goals in 39 seconds and the whole sport called it momentum. We checked 477 playoff goals to see if momentum is real, or just memory.
Playoffs
The .930 Mirage
1,869 goalie-seasons. 18 years. The year-to-year correlation for save percentage is r = 0.33. Only 11% of the variance is real. The rest is a mirage.
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