OAKLAND, Calif.--(BUSINESS WIRE)--Pandora (NYSE:P), the leading Internet radio service, today announced it has completed its acquisition of leading online music analytics provider, Next Big Sound, for an undisclosed sum. This acquisition gives Pandora a powerful analytics tool used by tens of thousands of music makers, labels and marketers looking for data and insights about artists and their fans. Next Big Sound’s capabilities augment Pandora’s data-driven Artist Marketing Platform for music m