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
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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