https://www.bostonglobe.com/sports/2...CbN/story.html:
Once every minute and 44 seconds. That is, on average, how often NBA officials are getting calls wrong or missing calls at the end of close games, a Globe analysis found. But they are still correct 86 percent of the time in the final two minutes of close games.
Rollo, NBA refs only get 86% of calls right in the last 2 minutes of games. I thought all refs were perfect?