D e c i s i o n S u p p o r t Sy s t e m s

The act of choosing or making a judgement

Making a selection among several alternative possibilities

What is a Decision?

Making the Best Decisions?

Act

Decision Making Process

Objectives

Act

Decision Making Process

Objectives

Prioritize

Act

Decision Making Process

Objectives

Prioritize

Alternatives

Act

Decision Making Process

Objectives

Prioritize

AlternativesSelect

Act

Decision Making Process

Objectives

Prioritize

AlternativesSelect

Consequences

Act

Decision Making Process

Objectives

PrioritizeAct

AlternativesSelect

Consequences

Why Managers Need Support?

Decision-Making Levels

Structured

Operational Management

Semi-structured

Tactical Management

unstructured

Strategic Management

computer

program applicati

on

Analysis of business

data

Presentation of business

data

Making business decisions

easier

What is a DSS?

Good DSS

Supports individuals & groups

un-/semi-structured situations

uses internal & external

information

Flexible & adaptable

Supports variety of

processes & styles

Ease of use

Data access

Good DSS Characteristics

DSS Components

DSS Database

External Data

DSS Models

OLAP Tools

Data Mining Tools

TPS

UserUser Interface

Types of DSS Models

Statistical

Types of DSS Models

Optimization

Types of DSS Models

Forecasting

What-if analysis

Sensitivity analysis

Goal-seeking analysis

Optimization analysis

Analytical Modeling Types

Improved decision making through

better understanding of the businesses

Increased number of decision alternatives

examined

Ability to implement ad hoc analysis

Faster response to expended situations

Improved communication

More effective teamwork

Better control Time and costs savings

DSS Benefits

Thank you!Hussein AlShkhir