309 chp 9

A sales team should attempt to up-sell more expensive products to a customer who has an RFM score of ________.

113

Which of the following is true of unsupervised data mining?

Analysts do not create a model or hypothesis before running the analysis.

________ is defined as information containing patterns, relationships, and trends.

BI

Which of the following statements is true about data marts?

Data marts address only a particular component or functional area of a business.

________ is the application of statistical techniques to find patterns and relationships among data for classification and prediction.

Data mining

________ is a term used to refer to the level of detail represented by the data.

Granularity

________ is the single most important content function in knowledge management applications.

Indexing

Which of the following is true of source data for a BI system?

It refers to data that the organization purchases from data vendors.

________ records the source, format, assumptions and constraints, and other facts about the data.

Metadata

An ________ and an OLAP report are the same thing.

OLAP cube

________ requires the user to request BI results.

Pull publishing

Which of the following statements is true about operational data?

Purchased operational data often contains missing elements.

________ analysis is a way of analyzing and ranking customers according to their purchasing patterns.

RFM

With a(n) ________ , users can subscribe to content sources and be notified when they have been changed.

RSS reader

________ is a standard for subscribing to content sources.

Real Simple Syndication (RSS)

U.S. Steel Corp. is a well known steel manufacturing company. SAMCROW, one of the customers of U.S. Steel Corp. holds an RFM score of 111. Which of the following characteristics relates SAMCROW with its RFM score?

SAMCROW has ordered recently and orders frequently, and it orders the most expensive goods.

Push publishing delivers business intelligence ________.

according to a schedule or as a result of an event or particular data condition

Data ________ is the process of obtaining, cleaning, organizing, relating, and cataloging source data.

acquisition

Which of the following is a basic operation used by reporting tools to produce information from data?

calculating

Due to a phenomenon called the ________, the more attributes there are, the easier it is to build a model that fits the sample data but that is worthless as a predictor.

curse of dimensionality

Which of the following is a fundamental category of BI analysis?

data mining

A ________ takes data from the data manufacturers, cleans and processes the data, and then stores it.

data warehouse

Because of the various problems with operational data, large organizations choose to extract operational data into a(n) ________.

data warehouse

Problematic operational data are termed ________.

dirty data

A data ________ is a data collection, smaller than the data warehouse, that addresses a particular component or functional area of the business.

mart

OLAP stands for ________.

online analytical processing

RFM analysis is used to analyze and rank customers according to their ________.

purchasing patterns

Which of the following is an example of a supervised data-mining technique?

regression analysis

With ________, data miners develop a model prior to the analysis and apply statistical techniques to data to estimate parameters of the model.

supervised data mining