Cis 3700 Decision Support Systems And Decision Making

Front 1

WHY use Decision Support Systems?

Back 1

Decision Making EFFECTIVENESS, power, flexibility

Front 2

What is DSS?

Back 2

A man-machine information system that supports end users in decision making for application-specific semi-or unstructured problems by providing ad hoc inquiry and what-if analysis capabilities to improve decision-making effectiveness

Front 3

Types of Decisions

Back 3

Structured: repetitive, routine, and involving a definite procedure
Semistructured:
Unstructured: Novel, nonroutine, no well-understood procedure

Front 4

Model of decision maker process
Intelligence stage

Back 4

data collection/processing and problem identification, requirement analysis

Front 5

Design stage

Back 5

Alternative solutions , evaluation criteria

Front 6

Choice stage

Back 6

What if or sensitivity analysis, simulation, choose the best solution

Front 7

Nature of Decision variables

Back 7

Factors to be considered in a DM (Decision Model) are very subjective
Strongly influenced by your personal values
Factor selection is also strongly effected by our experience

Front 8

rational Model

Back 8

clear objectives and payoff, utility, criteria or preference functions for ranking alternative solutions
complete knowledge of all alternatives and their solutions

Front 9

Bounded rationality

Back 9

decision makers search for alternatives that are not radically different from the current course of action
-have many might be conflicting goals

Front 10

Satisficing

Back 10

Acceptance of viable choices that may not be the undiscoverable optimal solutions

Front 11

Characteristics of satisficing

Back 11

Generally, only one goal is considered at one time
-management solves problems based on one objective in a satisfactory way and then moves on to the next problem, goal, or opportunity

Front 12

Incremental Model

Back 12

Management selects the policies which appears only marginally different from the current mode of operation-+