Which of the following are not done by Business Intelligence (BI) systems?
Answer: B
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Which of the following is not a reason that operational data are difficult to read?
Answer: A
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Business Intelligence (BI) reporting systems are used to make sophisticated mathematical and statistical calculations in order to prepare reports based on the data.
Answer: B
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We have done an RFM analysis on our customer data. Mary Jones has a score of "1 1 5". This series means that Mary ________ .
Answer: C
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RFM analysis is a BI reporting system.
Answer: A
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A data warehouse is a database system that is optimized for operational transaction processing.
Answer: B
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Business Intelligence (BI) systems do not obtain their data by which of the following means?
Answer: B
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The "curse of dimensionality" relates to which problem of using operational data for BI reporting?
Answer: C
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Business Intelligence (BI) reporting analyses can be performed using ________ .
Answer: A
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We have Market Basket data for 1,000 rental transactions at a Video Store. There are four videos for rent -- Video A, Video B, Video C and Video D. The probability that Video D will be rented given that Video C has been rented is known as ________ .
Answer: D
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