Exam 17: Learn the basic concepts of business intelligence (BI)systems

OLAP stands for ________.

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

Business Intelligence (BI)systems are information systems that help users analyze and use data.

Decision trees are widely used today,because the exact process used to build a decision tree is simple and straightforward.

Refer to the table above.What is the definition of confidence for Drug B with reference to Drug A?

What is a reporting system?

In market basket analysis,confidence is the probability that one particular product will be purchased.

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 ________.

Data warehouse data is often stored in a(n)________.

A BI reporting system ________.

Report delivery is more important for data mining than it is for reporting systems.

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

Data warehouses are populated with data prepared by extract,transform,and load (ETL)systems.

Data mining techniques are used to find patterns and relationships that can be used to ________.

BI ________ are intended to create meaningful information from disparate data sources and to deliver that information to the proper users on a timely basis.

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

Refer to the table above.What is the definition of support for Drug A and Drug B?

Problematic data include so-called "dirty data."

In a common form of RFM analysis,customers with an F score of ________ are in the 20% of customers who have the most frequent orders.

Refer to the table above.What is the confidence of Drug B being purchased given that Drug A has been purchased?