MSc-IT Study Material
June 2010 Edition

Computer Science Department, University of Cape Town
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Chapter 9. Evaluation

Table of Contents

Objectives
Context
Activity 1 – Benefits of Waterfall Model
Activity 2 Other Models of Software Development
Approaches to Evaluation
Evaluating with Users
Evaluating with Evaluators
Model Based Evaluation
Summary of Evaluation
Purpose of the Evaluation
Stage of System Development
Type of Data
Considerations
Discussion Topics
Answers and Discussions
Answer to Review Question 1
Answer to Review Question 2
Answer to Review Question 3
Answer to Review Question 4
Answer to Review Question 5
Answer to Review Question 6
Discussion on Activity 1
Discussion on Activity 2
Discussion on Activity 3
Discussion on Activity 4
Discussion on Activity 5
Discussion on Activity 6
Discussion on Activity 7
Discussion on Activity 8

Objectives

At the end of this unit you will be able to:

  • Discuss the role of evaluations in interactive system design.

  • Describe different methods of evaluation.

  • Explain how the results of the different methods can be used to improve designs.

  • Decide when it is appropriate to use a method.

  • Design useful questionnaires/ surveys for evaluation.

  • Design experiments to evaluate usability factors.