Define
Standardized questions to be completed
Ethical
Generally very ethical
Easy to gain informed consent.
Usually anonymous.
Sensitive questions (e.g., crime, income) may cause discomfort.
Practical
Highly practical
Cheap and cost-effective.
Quick to distribute (especially online).
Can reach large numbers of people.
Designing clear questions takes skill.
Reliable
High reliability
Standardized questions increase reliability.
Easy to replicate.
People may lie or give socially desirable answers.
Valid
Low validity
Closed questions limit depth.
Social desirability bias lowers validity.
Example
The Office for National Statistics runs the Crime Survey for England and Wales.
Asks people if they have been victims of crime.
Includes questions about fear of crime.
Mostly closed questions.
Large national sample.
Representative
Potentially highly representative
Large samples increase generalisability.
Can reflect national populations.
Certain groups (e.g., elderly, very busy individuals) may not respond.
How would theorists feel
Positivists strongly support questionnaires
They produce quantitative data.
They are reliable and replicable.
They allow large-scale comparisons.
Interpretivists criticise questionnaires
They restrict responses- lacking depth
They treat people like numbers rather than individuals.