BCIS9 - 1. _ is a problem that occurs when data-mining is...

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1. __ is a problem that occurs when data-mining is used to create overly complex models that are not suited to making accurate predictions.(Overfitting) 2. A petabyte of data is equal to __ gigabytes of data. (1,000,000) 3. PrototypinIIf you wanted to see which products that customers tended to buy together so that you could cross-market them, you would perform a(n) __ analysis. (market basket) 4. ___ reports have measures and dimensions and allow users to change them. (OLAP) 5. To obtain a(n) __ report, users go to a Web portal or digital dashboard and click on a link or button to produce and deliver the report. (pull) 6. An RFM score of __ probably means that this customer has taken their business elsewhere and is probably not worth spending too many marketing resources on. (555) 7. Sometimes, large organizations break out __ from their data warehouses so they can be used for a specific functional area of the organization like marketing or finance. (Data marts) 8. __ reads data from an operational database, performs calculations, and stores them on an OLAP database. (OLAP serves) 9. Reports may process data into information by __ the source data. (filtering) 10. __ security precautions are more difficult to implement than physical security precautions. (Semantic) 11. __ takes data from operational systems, cleans it, and stores it. (data warehouse)
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This note was uploaded on 10/31/2010 for the course COMPUTER S BCIS1305 . taught by Professor Janoel during the Spring '10 term at North Central Texas College.

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BCIS9 - 1. _ is a problem that occurs when data-mining is...

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