Before deciding on a new promotional campaign, Jeffrey's Muffins looked at its customers' buying patterns over a 15-year period as determined by their use of a loyalty card. What method did Jeffrey's use to make sense of the data that were available?

Before deciding on a new promotional campaign, Jeffrey's Muffins looked at its customers' buying patterns over a 15-year period as determined by their use of a loyalty card. What method did Jeffrey's use to make sense of the data that were available? 



A. biometrics

B. neuromarketing

C. data mining

D. data warehousing

E. panel data


Answer: C. data mining


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