Foursquare’s prediction about Chipotle’s sales drop is right on the money

Two weeks ago, Foursquare CEO Jeff Glueck took to Medium to share how his company analyzed foot traffic patterns at more than 1,900 Chipotle locations across the US locations in February, using data collected by its app that lets people check-in to places they’ve been. It then compared them to the previous year. The idea behind the study was to predict if Chipotle’s sales would take a nosedive after reports of E.Coli outbreaks associated with the chain first surfaced in October 2015