Predictive analytics is a subject we're keeping an eye on this year. Today we're taking a look at some of the ways predictive analytics are being used by businesses: to predict customer attrition rates, monitor IT systems and issue alerts when appropriate, optimize prices for auctions and prepare for GMAT tests. Sponsor Customer Attrition Rates Last year Theresa Doyon wrote about how survival analysis could be used to predict customer attrition rates.