Database Processing for BIS RFM analysis uses customer's purchasing patterns to ________ . record transactions perform OLAP analyze and rank customers predict future sales using regression techniques record transactions perform OLAP analyze and rank customers predict future sales using regression techniques ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS Data warehouse data are usually normalized. True False True False ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS The "curse of dimensionality" relates to which problem of using operational data for BI reporting? Inconsistent data Too much data Dirty data Non-integrated data Inconsistent data Too much data Dirty data Non-integrated data ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS In OLAP, we are interested in ________ . measures only dimensions only measures and dimensions levels only measures only dimensions only measures and dimensions levels only ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS In a common form of RFM analysis, customers are sorted in five groups and given a score of 1 to 5 depending on their group. True False True False ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS Which of the following is an unsupervised data mining technique? Regression Analysis only RFM Analysis only Both Regression Analysis and RFM Analysis Cluster analysis only Regression Analysis only RFM Analysis only Both Regression Analysis and RFM Analysis Cluster analysis only ANSWER DOWNLOAD EXAMIANS APP
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