Decision Support Systems

Managerial Decision Making

dffinition

Management is a process by which organizational goals are achieved by using resources

Mintzberg's 10 Managerial Roles

Interpersonal

1. Figurehead

2. Leader

3. Liaison

Informational

4. Monitor

Disseminator

6. Spokesperson

Decisional

7. Entrepreneur

8. Disturbance handler

9. Resource allocator

10. Negotiator

Subtopic

Subtopic

Elements of a Work System

Business process

Participants

Information

Technology.

dss

Types of DSS

Model-oriented DSS

Data-oriented DSS

Evolution of DSS into Business Intelligence

Use of DSS moved from specialist to managers, and then whomever, whenever, wherever

Enabling tools like OLAP, data warehousing, data mining, intelligent systems, delivered via Web technology have collectively led to the term “business intelligence” (BI) and “business analytics”

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Styles of BI

MicroStrategy, Corp. distinguishes five styles of BI and offers tools for each

enterprise reporting (using dashboards and scorecards)

Subtopic

cube analysis (also known as slice-and-dice analysis)

ad-hoc queries

statistics and data mining

Main topic