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-- Simplicity and ease of submission form judgments, and therefore, the ease of perception, and therefore response, help to reduce the number of evaded answers to the questionnaire as a whole and to individual questions. If in the traditional questionnaire in the absentee poll, the number of response up to 30%, depending on the type of question in the test questionnaire number of response ranges in the whole questionnaire and for individual questions in the range of 3-5%. Since it is not responding, which represent a specific group (they are more often sick, more often away from work, socially inactive, etc.) that affect the representativeness, the reduction in the number of response indicates a significant advantage of test profiles compared with traditional.-- Test the questionnaire, usually about one-third shorterthan a conventional questionnaire with the same content. Accordingly, it requires less time to fill, which is also an argument in its favor.-- To test the questionnaire practically removed the possibility of the influence of responses on previous questions later, which is always present in a traditional questionnaire, since all questions (judgments) to test the questionnaire are as independent from each other and fully independent.
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