SAN FRANCISCO — Jobs centered on data have been falling into Ana Bertran Ortiz’s lap since she finished her electrical engineering Ph.D. in 2007. The jobs all come from her command of statistics, making her a beneficiary of the growing demand by U.S. employers for so-called data scientists who can analyze and manipulate the mountains of information generated and stored in the Internet age. Harvard Business Review last year called this profession “the sexiest job of the 21st century.” One measure of demand: Hours billed for work in statistical analysis grew by 522 percent in the first quarter compared with the same period in 2011, according to data compiled for...
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