The sequences, called “XSeries,” represent a new approach to MOOC instruction and certification across integrated offerings more expansive than the individual courses that have thus far defined the MOOC landscape .17 Eyl 2013
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XSeries programs are created by world-renowned experts and top universities, and consist of groups of courses that explore a specific subject in depth . You earn an XSeries certificate by passing each course in the series in the verified track.13 Mar 2022
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