Steps in validating a survey instrument
This method has been refined in the course of several WHO studies to result in the following guidelines.
One translator, preferably a health professional, familiar with terminology of the area covered by the instrument and with interview skills should be given this task.
Chapter Objectives Structure Of The Chapter The qualities of a good questionnaire Preliminary decisions in questionnaire design Choose the method(s) of reaching target respondents Decide on question content Develop the question wording Disadvantages are also present when using such questions Closing questions Physical appearance of the questionnaire Piloting the questionnaires Chapter Summary Key Terms Review Questions Chapter References No survey can achieve success without a well-designed questionnaire.
Unfortunately, questionnaire design has no theoretical base to guide the marketing researcher in developing a flawless questionnaire.
How to Do It Collingridge outlines a six-step validation method he has successfully used over the years.
Hence, questionnaire design is more of an art than a science.
The expert panel may question some words or expressions and suggest alternatives.
Experts should be given any materials that can help them to be consistent with previous translations.
The more participants you can round up, the better, although even a smaller sample can help you weed out irrelevant or weak questions.
Step 3: Clean Collected Data Enter your collected responses into a spreadsheet to clean the data.