Database Processing for BIS BI reporting systems summarize the current status of business activities in order to predict future activities. False True False True 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 ________ . the basic probability support confidence lift the basic probability support confidence lift ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS We have done an RFM analysis on our customer data. Mary Jones has a score of "1 1 5". This series means that Mary ________ . Has ordered recently, orders frequently, but doesn't place a large order when she orders Hasn't ordered recently, orders infrequently, and doesn't place a large order when she orders. Hasn't ordered recently, orders infrequently, but places a large order when she orders. Has ordered recently, orders frequently, and places a large order when she orders. Has ordered recently, orders frequently, but doesn't place a large order when she orders Hasn't ordered recently, orders infrequently, and doesn't place a large order when she orders. Hasn't ordered recently, orders infrequently, but places a large order when she orders. Has ordered recently, orders frequently, and places a large order when she orders. ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS Market basket analysis primarily uses the technique of conditional probabilities. False True False True ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS The "curse of dimensionality" relates to which problem of using operational data for BI reporting? Inconsistent data Non-integrated data Dirty data Too much data Inconsistent data Non-integrated data Dirty data Too much data ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS Which of the following is not a reason that operational data are difficult to read? Non-integrated data Missing values Dirty data Non-duplicated data Non-integrated data Missing values Dirty data Non-duplicated data ANSWER DOWNLOAD EXAMIANS APP