Exam 24: Business Intelligence Systems

Problematic data include so-called dirty data.

Business Intelligence (BI)systems do which of the following?

A reporting system does not maintain a database of metadata.

Report authoring includes responsibility for delivery of the report.

In market basket analysis,support is defined as the probability that two items will be purchased together.

Here is Market Basket data for 1,000 transactions at a Drug Store.All transactions involve 1 or 2 drugs.Use the table below to answer the following questions. -Refer to the table above.What is the definition of confidence for Drug B with reference to Drug A?

Which of the following is not a reason that operational data are difficult to read?

In RFM analysis,R stands for "how recently",F stands for "how frequently" and M stands for "how many months."

RFM analysis can be done using SQL ________.

In unsupervised data mining,a model or hypothesis is created ahead of time.

In a common form of RFM analysis,customers with an R score of 5 are in the 20% of customers who have the most recent orders.

To produce the set of customers with a R score of 2,the SQL SELECT TOP ________ PERCENT syntax should be used.

In unsupervised data mining,explanations are created after patterns are found.

Which of the following is a common supervised data mining technique?

We have obtained access to the company's operational data.In one record,we find that a customer's age has been recorded as "337".This is an example of ________.

Report management defines who gets the report,how often,and how it is to be delivered.

What are Business Intelligence (BI)systems?

Which of the following is not a component of a data warehouse?

Data mining applications are used accomplish all of the following tasks except ________.

A report generated by a reporting system is delivered to the appropriate users via a printed report on a pre-determined schedule.This system uses which of the following report modes?