Exam 5: Data Mining for Business Intelligence

The ________ index has been used in economics to measure the diversity of a population.The same concept can be used to determine the purity of a specific class as a result of a decision to branch along a particular attribute or variable.

Business analytics and data mining provided 1-800-Flowers with all of the following benefits except:

________ data mining begins with a proposition by the user,who then seeks to validate the truthfulness of the proposition.For example,a marketing manager may begin with the following proposition: "Are BluRay player sales related to sales of HDTV sets?"

Mass,length,time,energy,and electric charge are examples of ________ data because their scales have a nonarbitrary zero value.

________ data mining begins with a proposition by the user,who then seeks to validate the truthfulness of the proposition

Data mining offers organizations a decision-enhancing environment to exploit opportunities by transforming data into a strategic weapon.

________,or supervised induction,is perhaps the most common of all data mining tasks.Its objective is to analyze the historical data stored in a database and automatically generate a model that can predict future behavior.

A query that can be run by an end users and is not programmed in advance is considered a(n)________ query.

List three of the major characteristics and objectives of data mining.

Mass,length,time,plane angle,energy,and electric charge are examples of physical measures whose data are represented in interval scales.

Generally speaking,data mining tasks can be classified into three main categories: ________,association,and clustering.

In an article in Harvard Business Review,Thomas Davenport (2006)argued that the latest strategic weapon for companies is ________.

At the highest level of abstraction,data can be classified as ________ and ________.

Business analytics cannot be conducted in real time because it includes components such as metrics and reengineering tools.

The data mining environment is usually a client-server architecture or a Web-based information systems architecture.

________ data contains measurements of simple codes assigned to objects as labels,such as marital status,but those labels are not measurements.

________ tells the nature of future occurrences of certain events based on what has happened in the past,such as predicting the winner of the Super Bowl or forecasting the absolute temperature of a particular day.

The term data mining was originally used to ________.

Compared to the other steps in CRISP-DM,data preprocessing consumes the most time and effort; most believe that this step accounts for roughly 80 percent of the total time spent on a data mining project

Data mining is a way for companies to develop business intelligence from their data to gain a better understanding of their customers and operations and to solve complex organizational problems.