Marketing analytics by Darden and customer analytics by Wharton from Coursera- the best MOOC you can find right now. You can top this with quantitative research methods. These courses will serve as a good starting point. Attaching the links here -
https://www.coursera.org/learn/wharton-customer-analytics
https://www.coursera.org/learn/uva-darden-market-analytics
https://www.coursera.org/learn/quantitative-methods