CS 160: Lecture 9

9/27/01


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Table of Contents

CS 160: Lecture 9

Administrivia

Outline

Review of Human Abilities

Iterative Design

Discount Usability Engineering

Discount Usability Engineering

Scenarios

Simplified thinking aloud

Other budget methods

Heuristic Evaluation

Why Multiple Evaluators?

Heuristic Evaluation Process

Heuristics (original)

Revised Heuristics

Revised Heuristics

Heuristics (revised set)

Heuristics (cont.)

Heuristics (cont.)

Heuristics (cont.)

Heuristics (cont.)

Heuristics (cont.)

Heuristics (cont.)

Heuristics (cont.)

Heuristics (cont.)

Phases of Heuristic Evaluation

How to Perform Evaluation

Examples

How to Perform Evaluation

Severity Rating

Severity Ratings (cont.)

Debriefing

Severity Ratings Example

HE vs. User Testing

Results of Using HE

Results of Using HE (cont.)

Decreasing Returns

Summary

Next Time

Author: Canny

Email: jfc@cs.berkeley.edu

Home Page: www.cs.berkeley.edu/~jfc