Questionnaires

Questionnaires

1. Theoretical

   • Reliability
     • Questions are standardised
     • May lie About answer
   • Lacks validity
     • May not tell truth
     • Social desirability
     • Can't give own answer
       • Different interpretations of question

2. Practical

   • Quick & cheap
   • Access lots of people
     • Inflexible
       • No opportunity of giving own answer
   • Quantifiable data
   • Low response rate

3. Ethical

   • Guarantee respondents anonymity
     • Need informed consent