1 Which of the following statements is not true: Target makes use of predictive analytics to determine when a shopper is pregnant Using big data. Google's flu outbreak predictions have always been more accurate than the predictions by the US Center for Disease Control and Prevention Crowd sourcing is a useful data collection technique for disease monitoring Heavy use of big data to monitor the efficiency of their engines resulted in Rolls Royce changing their business model. Question 2 The following are common issues explored as part of "field analysis" except: Entity Resolution Reasonableness Overloading Consistency