Sampling It may be necessary to consider: Sample size a larger sample size will ensure more reliable data. – Sampling method it is important to choose the appropriate – sampling method when administering the questionnaire e.g. random, systematic or stratified. Pilot study A pilot study should be conducted on a small percentage of the sample population. This allows questions to be tested for accuracy and ambiguity. Evaluation of the pilot study may make modification of the questionnaire necessary. Type of questions The type of questions needs to be chosen carefully. There are possible alternatives open, closed and likert scales. The questionnaire can be – composed of a combination of all three. Analysing Questionnaire Design
Sampling It may be necessary to consider: Sample size – a larger sample size will ensure more reliable data. Sampling method – it is important to choose the appropriate sampling method when administering the questionnaire e.g. random, systematic or stratified. Pilot study A pilot study should be conducted on a small percentage of the sample population. This allows questions to be tested for accuracy and ambiguity. Evaluation of the pilot study may make modification of the questionnaire necessary. Type of questions The type of questions needs to be chosen carefully. There are possible alternatives – open, closed and likert scales. The questionnaire can be composed of a combination of all three. Analysing Questionnaire Design
as_2_skills_and_techniques_2013.docx