Define the research objective
Identify the target population
Decide what information you need to collect
Choose the questionnaire format
Write clear and simple questions
Use one idea per question
Avoid leading or biased wording
Avoid double-barreled questions
Use appropriate response options
Keep answer choices mutually exclusive
Keep answer choices exhaustive
Include closed-ended questions when possible
Include open-ended questions only when needed
Order questions logically
Start with easy questions
Place sensitive questions near the end
Group related questions together
Keep the questionnaire as short as possible
Use consistent scales throughout
Avoid jargon and technical terms
Test the questionnaire with a small group
Revise based on feedback
Check for clarity and completeness
Ensure anonymity or confidentiality if needed
Include clear instructions
Format the questionnaire neatly
Pilot the final version before full use