Category: Design
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Why: Asking a list of questions is a common way to gather customer’s thoughts.
Step 1. Know a Scale of Measurement
In order of less info to more information.
- Nominal: no orders, labels of category.
- Ordinal: orders of rank, with no group relativity.
- Interval: orders, with group relativity/spacing.
- Ratio: Natural origin/true zero with group relativity.
Step 2. What to Keep in Mind
- State clearly the sought-after information!
- Decide type of questionnaire
- Decide content of individual questions
- Decide a form of response with a scale of measurement
- Decide a sequence: broad to narrow, easy to hard questions
- Test a questionnaire
- Revise a questionnaire
Conclusion
Tips to make a perfect questionnaire to learn more about your customers. To ensure that you collect quality data, we must understand how to form choices with a measurement scale in our minds. Also, the sequence should invite and provide a responder with a clear context for answers to be useful.