Database Processing for BIS In OLAP, we are interested in ________ . dimensions only measures only measures and dimensions levels only dimensions only measures only measures and dimensions levels only ANSWER DOWNLOAD EXAMIANS APP
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 True False ANSWER DOWNLOAD EXAMIANS APP
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 ________ . lift support confidence the basic probability lift support confidence the basic probability ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS We have been given access to the company's operational data, and have been asked to produce a report. We discover that some of the data we need are in an SQL server database while other needed data are in a separate Oracle database. This is an example of ________ . non-integrated data inconsistent data a "wrong format" problem dirty data non-integrated data inconsistent data a "wrong format" problem dirty data ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS The term neural networks as used in data mining is a misnomer. True False True False ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS RFM analysis uses customer's purchasing patterns to ________ . record transactions predict future sales using regression techniques perform OLAP analyze and rank customers record transactions predict future sales using regression techniques perform OLAP analyze and rank customers ANSWER DOWNLOAD EXAMIANS APP
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