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Database Processing for BIS

Database Processing for BIS
RFM analysis is a BI reporting system.

True
False

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Database Processing for BIS
The "curse of dimensionality" relates to which problem of using operational data for BI reporting?

Inconsistent data
Dirty data
Too much data
Non-integrated data

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Database Processing for BIS
Business Intelligence (BI) reporting systems cannot do which of the following operations?

Both filter and group data
Modify data
Filter data
Group data

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Database Processing for BIS
Most operational databases can be used for many BI applications.

False
True

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Database Processing for BIS
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 ________ .

support
confidence
the basic probability
lift

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Database Processing for BIS
Data Mining uses simple arithmetic techniques such as sums, averages, and groupings to perform what-if analyses, to make predictions, and to facilitate decision making.

True
False

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