Postal questionnaires
Most social surveys are conducted via postal questionnaires because:
Advantages of postal questionnaires:
- Tend to be cheap
- Can use larger samples
- Have a quick turnaround period
- Can be closed questions which are user-friendly
- Easily quantified
Disadvantages of postal questionnaires:
- Can be costly in regard to stamp prices
- Need return envelops
- Respondent needs incentive to return questionnaire
- Low response rate
- May not be representative
- Cannot control who completed questionnaire
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