Database Processing for BIS A BI reporting system does not ________ . use statistical procedures to predict future events create meaningful information use disparate data sources deliver information to users on a timely basis use statistical procedures to predict future events create meaningful information use disparate data sources deliver information to users on a timely basis 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 ________ . support confidence the basic probability lift support confidence the basic probability lift ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS Which of the following is not a reason that operational data are difficult to read? Missing values Dirty data Non-integrated data Non-duplicated data Missing values Dirty data Non-integrated data Non-duplicated data 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 OnLine Analytical Processing (OLAP) is a BI reporting system. True False True False ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS In OLAP, we are interested in ________ . measures and dimensions measures only levels only dimensions only measures and dimensions measures only levels only dimensions only ANSWER DOWNLOAD EXAMIANS APP
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