Hot Commodity: The Data Scientist - Presented by: The Aol. On Network

Coffee fuels commerce at Cafe Grumpy in New York City. But more and more, so does data. While tech companies have spent years collecting reams of data, just in the last three or four years have they ramped up hiring of the data scientists who interpret it. For Cafe Grumpy's co-owner Caroline Bell, last year's Labor Day data - provided by its payments processor Square - is figuring into this year's inventory and staffing decisions.



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