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Chapter 12: Business Analytics
The Manager’s Job and Decision Making
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Management: process by which an organization achieves its goals through the use of
resources (people, money, material, information)
Decision: a choice among two or more alternatives that individuals and groups make
Three basic roles of a manager
○ Interpersonal: figurehead, leader, liaison
○ Informational: monitor, disseminator, spokesperson, analyzer
○ Decisional: entrepreneur, disturbance handler, resource allocator, negotiator
Why managers need IT support: number of alternatives are constantly increasing,
decisions must be made under pressure, increased uncertainty, expense of hiring
experts and obtain information
Technologies available to support managers: Business Intelligence - data
warehousing
The process and phases in decision making

[FIGURE 12
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Structured Decisions: deal with routine and repetitive problems for which
standard solutions exist
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Unstructured Decisions: deal with complex, unannounced problems
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Operational Control: executing tasks efficiently and effectively
2
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Strategic Planning: long-range goals and policies
Computer support for structured decisions: math, stat models, BI, etc
The Decision Matrix: low and mid level managers, executives (see diagram)

[FIGURE 12
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g
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Identifying previously unknown patterns
Decision support systems (DSS): combine models and data to analyze
semi-structured problems and some unstructured problems
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What-If Analysis: attempts to predict the impact of a change in the assumptions
(input data) on the proposed solution
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g
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Goal-Seeking Analysis: a backward or reverse solution
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E
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What
sales volume do we need to generate $3 million profit?

Business Intelligence Applications for Presenting
Results
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Dashboards: provides easy access to timely information and direct access to
management reports, designed specifically for top executives
Data Visualization Technologies
○ Geographic Information Systems (GIS): a computer-based system for
capturing, integrating, manipulating, and displaying data using digitized maps
Real-Time BI: the use of real-time data for analysis as it is created rather than using
historical data for analysis

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_______ can perform two basic operations: 1) identifying previously unknown patterns
and 2) predicting trends and behaviors
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Data mining
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a
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Data reduction is the conversion of raw _______ into a smaller amount of more useful
_______
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Data; information
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a
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Considering the nature of decisions, the long-range goals and policies for growth and
resource allocation is _______
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Strategic planning
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a
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_______ analysis examines the change in an output given the change in a particular
input while keeping all other inputs constant
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Sensitivity
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a
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Data marts are typically associated with _______
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The development of one or a few related analytics applications
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a

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