1. Defining Tasks; Data Analysis
Dr. Dania Bilal
IS 588
Spring 2008

2. Data Gathering What data should be gathered?
Qualitative
Quantitative
Using tasks to learn about users’ interaction
Various types of tasks

3. Types of Tasks
Assigned
Example
Semi-assigned
Fully self-generated

4. Nature of Tasks Fact-finding Research-based Closed tasks
Characteristics
Example
Research-based
Open-ended

5. Writing Tasks
Clarity
Simplicity
Complexity
Structure
Examples

6. Data Analysis Quantitative Qualitative
What to analyze?
Qualitative
Impact of questions & tasks on data analysis

7. Data Analysis
Interview data
Questionnaires
Observation
Logs

8. Simple Data Analysis Quantitative Qualitative
Simple statistical analysis
Descriptive: mean, median, mode, percentages
Qualitative
Identifying recurring patterns and themes
Categorizing data
Analysis at high level of detail
Analysis at fine level of detail (pp )