Surveys and Questionnaires Flashcards
1
Q
Survey
A
A research method to collect data from a sample
2
Q
Questionnaire
A
A tool within surveys with structured questions
3
Q
Usability Metrics
A
- Effectiveness: Task completion
- Efficiency: Speed/resources used
- Satisfaction: Subjective user experience
4
Q
When is it best to use questionnaires?
A
- Redesigning existing systems (identify pain points)
- Measuring satisfaction
5
Q
When should you avoid questionnaires?
A
For open-ended design questions
6
Q
Validity vs Reliability
A
Validity = accuracy, Reliability = consistency
7
Q
System Usability Scale (SUS)
A
10-item questionnaire scoring usability out of 100, 68 benchmark
8
Q
Likert scale
A
Scale with 5-7 balanced points
9
Q
Demographic Questions
A
Using ranges, age, gender, ethnicity
