A) data-mining system. B) way of recording an individual customer's spending habits. C) way of analyzing and ranking customers according to their purchasing patterns. D) way of recording a customer's most recent purchases. E) way of analyzing a customer's most recent purchases. A) data-mining system. B) way of recording an individual customer's spending habits. C) way of analyzing and ranking customers according to their purchasing patterns. D) way of recording a customer's most recent purchases. E) way of analyzing a customer's most recent purchases.

Exam 12: Decision Making and Business Intelligence

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Experts in a communications company believe that cell phone usage on weekends is determined by the age of the customer and the number of months the customer has the cell phone account. Which of the following technique could be used to analyze the data?

(Multiple Choice)

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Question 81

With supervised data mining, analysts create a model or hypothesis before running the analysis.

(True/False)

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Question 82

The decision to use batch or real-time processing should depend upon

(Multiple Choice)

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Question 83

Using specific examples, describe data granularity.

(Essay)

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Question 84

To realize a competitive advantage from data an organization must

(Multiple Choice)

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Question 85

The purpose of (a) ________ is to extract and clean data from operational systems and other sources.

(Multiple Choice)

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Question 86

In most cases, data-mining systems are used to make

(Multiple Choice)

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Question 87

The data resource challenge refers to the lack of data to support decision making.

(True/False)

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Question 88

Reporting systems are programs that read data from a variety of sources, process that data, produce and deliver formatted reports to users.

(True/False)

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Question 89

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

(Short Answer)

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Question 90

A nonprofit organization can process a donation without knowing the donor's gender or age, but a data mining application that looks at differences in donation behaviours based on gender would be impaired. This data problem is known as

(Multiple Choice)

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Question 91

OLAP provides the ability to sum, count, average, and perform other simple arithmetic operations on groups of data.

(True/False)

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Question 92

While data may be collected in OLTP, the data may not be used to improve decision making. We refer to this as the ________.

(Short Answer)

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Question 93

________ process data using sophisticated statistical techniques like regression analysis and decision tree analysis.

(Multiple Choice)

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Question 94

________ is data about data.

(Short Answer)

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Question 95

An RFM analysis is a

(Multiple Choice)

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Question 96

Why does the exponential growth in data matter?

(Multiple Choice)

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Question 97

Which of the following is (are) an example(s) of dirty data?

(Multiple Choice)

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Question 98

Regression analysis measures the impact of a set of variables on another variable.

(True/False)

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Question 99

________ is a statistical technique that can identify groups of entities that have similar characteristics.

(Multiple Choice)

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Question 100

Showing 81 - 100 of 139

Experts in a communications company believe that cell phone usage on weekends is determined by the age of the customer and the number of months the customer has the cell phone account. Which of the following technique could be used to analyze the data?

With supervised data mining, analysts create a model or hypothesis before running the analysis.

The decision to use batch or real-time processing should depend upon

Using specific examples, describe data granularity.

To realize a competitive advantage from data an organization must

The purpose of (a) ________ is to extract and clean data from operational systems and other sources.

In most cases, data-mining systems are used to make

The data resource challenge refers to the lack of data to support decision making.

Reporting systems are programs that read data from a variety of sources, process that data, produce and deliver formatted reports to users.

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

A nonprofit organization can process a donation without knowing the donor's gender or age, but a data mining application that looks at differences in donation behaviours based on gender would be impaired. This data problem is known as

OLAP provides the ability to sum, count, average, and perform other simple arithmetic operations on groups of data.

While data may be collected in OLTP, the data may not be used to improve decision making. We refer to this as the ________.

________ process data using sophisticated statistical techniques like regression analysis and decision tree analysis.

________ is data about data.

An RFM analysis is a

Why does the exponential growth in data matter?

Which of the following is (are) an example(s) of dirty data?

Regression analysis measures the impact of a set of variables on another variable.

________ is a statistical technique that can identify groups of entities that have similar characteristics.

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